{"title":"Oil Boilers","description":null,"products":[{"product_id":"buderus-7738007405-oil-burner-kit","title":"Buderus 7738007405 Oil Burner Kit","description":"\u003cp\u003eA factory‑engineered oil burner kit designed to deliver clean, efficient, and stable combustion on compatible Buderus cast‑iron oil boilers. The 7738007405 provides a burner assembly that is properly sized and tuned for Buderus heat exchangers, ensuring correct flame geometry, reliable ignition, and long‑term performance. This kit supports straightforward installation and maintains the quiet, low‑vibration operation Buderus boilers are known for.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nFactory‑matched burner assembly engineered specifically for Buderus cast‑iron oil boilers.\u003c\/p\u003e\n\n\u003cp\u003eClean, efficient combustion with proper flame shape and draft characteristics.\u003c\/p\u003e\n\n\u003cp\u003eReliable ignition and stable operation across a wide range of heating loads.\u003c\/p\u003e\n\n\u003cp\u003eQuiet performance supported by Buderus’ combustion design and burner matching.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible components for tuning and annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eEnsures optimal boiler performance when replacing or upgrading an existing burner.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nReplacement or upgrade burner for Buderus cast‑iron oil boilers requiring a factory‑specified burner kit to maintain proper combustion performance and efficiency.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":48665119260923,"sku":"BUD7738007405","price":7296.59,"currency_code":"USD","in_stock":true}]},{"product_id":"purepro-aot-3e-advantage-three-section-ecm-oil-fired-water-boiler-with-burner-and-with-tankless-chimney","title":"PurePro AOT-3E Advantage Three-Section ECM Oil-Fired Water Boiler with Burner and with Tankless Chimney","description":"\u003cp\u003eThe PurePro AOT‑3E Advantage is a three‑section, oil‑fired cast‑iron water boiler engineered for dependable hydronic heating and integrated domestic hot water production. Its high‑efficiency ECM circulator reduces electrical consumption while delivering smooth, optimized system flow. A factory‑installed oil burner ensures consistent ignition and reliable performance, while the built‑in tankless coil provides on‑demand hot water without requiring a separate water heater. Designed for traditional chimney venting, the AOT‑3E offers straightforward installation, durable construction, and long‑term serviceability for residential applications.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nThree‑section cast‑iron heat exchanger for proven durability\u003c\/p\u003e\n\n\u003cp\u003eHigh‑efficiency ECM circulator for reduced electrical usage\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner for consistent, reliable operation\u003c\/p\u003e\n\n\u003cp\u003eIntegrated tankless coil for domestic hot water on demand\u003c\/p\u003e\n\n\u003cp\u003eChimney‑vented design for conventional installations\u003c\/p\u003e\n\n\u003cp\u003eCompact footprint suitable for tight mechanical spaces\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible components\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061761220859,"sku":"PROAOT-3E","price":7890.56,"currency_code":"USD","in_stock":true}]},{"product_id":"purepro-ao-3e-advantage-three-section-ecm-oil-fired-water-boiler-with-burner-and-less-tankless-chimney","title":"PurePro AO-3E Advantage Three-Section ECM Oil-Fired Water Boiler with Burner and Less Tankless Chimney","description":"\u003cp\u003eThe AO‑3E is a compact, high‑efficiency three‑section cast‑iron oil boiler designed for reliable hydronic heating in residential applications. Equipped with an ECM circulator and a factory‑installed burner, it delivers strong performance with reduced electrical consumption and smooth, quiet operation. This model is built for chimney venting and comes less tankless coil, making it ideal for homes using an indirect water heater or dedicated hot‑water system.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nThree‑section cast‑iron heat exchanger engineered for even heat transfer, long service life, and stable operating temperatures.\u003c\/p\u003e\n\n\u003cp\u003eECM circulator that lowers electrical usage while improving system efficiency and comfort.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner (Beckett, Carlin, or Riello depending on configuration) tuned for clean, consistent combustion.\u003c\/p\u003e\n\n\u003cp\u003eChimney‑vented design for straightforward replacement of older atmospheric oil boilers.\u003c\/p\u003e\n\n\u003cp\u003eLess tankless coil configuration, ideal for pairing with an indirect water heater for higher domestic hot‑water output and efficiency.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by the Advantage series’ combustion and airflow design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible components and clean wiring for easier annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061761253627,"sku":"PROAO-3E","price":7669.6,"currency_code":"USD","in_stock":true}]},{"product_id":"buderus-7747019703-buderus-packaged-four-section-cast-iron-oil-boiler-with-burner","title":"Buderus 7747019703 Buderus Packaged Four-Section Cast Iron Oil Boiler with Burner","description":"\u003cp\u003eA fully assembled, four‑section Buderus cast‑iron oil boiler engineered for long service life, high combustion efficiency, and dependable hydronic heating performance. This packaged model includes a factory‑matched oil burner and arrives pre‑configured for optimal draft, flame geometry, and heat transfer, reducing installation time and ensuring consistent operation.\u003c\/p\u003e\n\n\u003cp\u003eThe 7747019703 leverages Buderus’ proven cast‑iron block design, known for even heat distribution, corrosion resistance, and quiet operation. With its packaged burner and clean internal layout, it provides a reliable, service‑friendly solution for residential or light commercial heating systems.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nFour‑section cast‑iron heat exchanger designed for durability, thermal stability, and efficient heat transfer.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner matched to the boiler’s firing rate for clean, consistent combustion.\u003c\/p\u003e\n\n\u003cp\u003ePackaged assembly reduces installation time and ensures proper burner alignment and setup.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation thanks to Buderus’ block design and combustion chamber geometry.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections.\u003c\/p\u003e\n\n\u003cp\u003eReliable year‑round performance suitable for hydronic baseboard, radiators, or radiant systems.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nA dependable replacement or new‑construction boiler for homes or small buildings requiring a durable, cast‑iron oil‑fired heating system with a factory‑matched burner.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061761286395,"sku":"BUDG115-4","price":8209.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/9406\/6171\/files\/90749_5d20e0bf-5c64-4967-96cb-8b4a93f0a018.jpg?v=1783704119"},{"product_id":"weil-mclain-386701013-water-boiler-gold-s4-packaged-3-section-86-133k-btu-oil-with-burner-natural-draft","title":"Weil-McLain 386701013 Water Boiler Gold S4 Packaged 3 Section 86% 133K BTU Oil with Burner Natural Draft","description":"\u003cp\u003eWeil‑McLain 386701013 Gold S4 Packaged 3‑Section Oil‑Fired Water Boiler (86% AFUE, 133,000 BTU, Natural Draft)\u003cbr\u003e\nA fully assembled three‑section cast‑iron oil boiler designed for long‑term reliability, quiet operation, and efficient hydronic heating. The Gold S4 series is known for its rugged cast‑iron heat exchanger, simplified service layout, and consistent performance across a wide range of residential applications. This packaged model includes a factory‑installed oil burner and is configured for natural‑draft chimney venting, making it an ideal replacement for older atmospheric oil boilers.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nThree‑section cast‑iron heat exchanger engineered for even heat transfer, thermal stability, and long service life.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner matched to the boiler’s firing rate for clean, stable combustion.\u003c\/p\u003e\n\n\u003cp\u003e133,000 BTU heating capacity suitable for medium‑to‑large residential heating loads.\u003c\/p\u003e\n\n\u003cp\u003e86% AFUE efficiency delivering dependable performance with straightforward maintenance.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting for easy replacement of older oil boilers without venting modifications.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly design with accessible burner, controls, and piping connections for faster annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eQuiet operation supported by Weil‑McLain’s combustion chamber and cast‑iron block design.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nA durable, packaged oil boiler for homes with existing chimney venting that need a reliable, mid‑capacity hydronic heating system with a factory‑matched burner.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061761319163,"sku":"W\/MPWGO3","price":8647.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/9406\/6171\/files\/28206_36f4a17f-5f53-4c70-afae-26e25a71556e.jpg?v=1783704118"},{"product_id":"weil-mclain-386701027-water-boiler-gold-packaged-3-section-86-133k-btu-oil-with-burner-natural-draft","title":"Weil-McLain 386701027 Water Boiler Gold Packaged 3 Section 86% 133K BTU Oil with Burner Natural Draft","description":"\u003cp\u003eA durable, cast‑iron three‑section oil‑fired water boiler engineered for reliable hydronic heating in residential applications. The Gold S4 series is known for its long service life, quiet operation, and stable combustion. This packaged model includes a factory‑installed oil burner and is configured for natural‑draft chimney venting, making it a straightforward replacement for older atmospheric oil boilers.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nThree‑section cast‑iron heat exchanger designed for even heat transfer, thermal stability, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner matched to the boiler’s firing rate for clean, consistent combustion.\u003c\/p\u003e\n\n\u003cp\u003e133,000 BTU heating capacity suitable for medium‑to‑large homes.\u003c\/p\u003e\n\n\u003cp\u003e86% AFUE efficiency delivering dependable performance with simple maintenance requirements.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting ideal for retrofit installations without venting modifications.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections.\u003c\/p\u003e\n\n\u003cp\u003eQuiet operation supported by Weil‑McLain’s combustion chamber and cast‑iron block design.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nA reliable, mid‑capacity oil boiler for homes with existing chimney venting that need a packaged, burner‑included solution built for long‑term hydronic heating performance.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061761351931,"sku":"W\/MPWTGO3","price":9015.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/9406\/6171\/files\/28211_efe79b60-b33b-4c02-9aa4-e9c347f47f25.jpg?v=1783704120"},{"product_id":"purepro-ao-4e-advantage-four-section-ecm-oil-fired-water-boiler-with-burner-and-less-tankless-chimney","title":"PurePro AO-4E Advantage Four-Section ECM Oil-Fired Water Boiler with Burner and Less Tankless Chimney","description":"\u003cp\u003eA robust four‑section cast‑iron oil‑fired water boiler engineered for dependable hydronic heating and long service life. The AO‑4E features an ECM circulator for reduced electrical consumption, smoother operation, and improved system efficiency. This packaged model includes a factory‑installed burner and is configured for chimney venting, making it an ideal replacement for older atmospheric oil boilers. The less‑tankless design is optimized for systems using an indirect water heater or dedicated domestic hot‑water solution.\u003c\/p\u003e\n\n\u003cp\u003ePerformance and design\u003cbr\u003e\nFour‑section cast‑iron heat exchanger provides strong heat output, stable operating temperatures, and excellent durability.\u003c\/p\u003e\n\n\u003cp\u003eECM circulator reduces power draw while delivering consistent, quiet water circulation.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner (Beckett, Carlin, or Riello depending on configuration) tuned for clean, efficient combustion.\u003c\/p\u003e\n\n\u003cp\u003eChimney‑vented configuration supports straightforward replacement in existing flue systems.\u003c\/p\u003e\n\n\u003cp\u003eLess tankless coil setup ideal for pairing with indirect water heaters for higher DHW performance and efficiency.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by the Advantage series’ combustion and airflow design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections.\u003c\/p\u003e\n\n\u003cp\u003eWhere it fits best  A high‑capacity, chimney‑vented oil boiler for homes needing reliable hydronic heat and planning to use an indirect water heater rather than a tankless coil.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061761384699,"sku":"PROAO-4E","price":7987.57,"currency_code":"USD","in_stock":true}]},{"product_id":"weil-mclain-386701014-water-boiler-gold-s4-packaged-4-section-86-168k-btu-oil-with-burner-natural-draft","title":"Weil-McLain 386701014 Water Boiler Gold S4 Packaged 4 Section 86% 168K BTU Oil with Burner Natural Draft","description":"\u003cp\u003eA rugged four‑section cast‑iron oil‑fired water boiler engineered for dependable hydronic heating in larger residential applications. The Gold S4 platform is known for its long service life, quiet operation, and stable combustion. This packaged model includes a factory‑installed oil burner and is configured for natural‑draft chimney venting, making it a straightforward replacement for older atmospheric oil boilers.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nFour‑section cast‑iron heat exchanger designed for strong heat output, even heat transfer, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner matched to the boiler’s firing rate for clean, consistent combustion.\u003c\/p\u003e\n\n\u003cp\u003e168,000 BTU heating capacity suitable for larger homes or higher‑demand hydronic systems.\u003c\/p\u003e\n\n\u003cp\u003e86% AFUE efficiency delivering reliable performance with simple annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting ideal for retrofit installations without venting modifications.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections.\u003c\/p\u003e\n\n\u003cp\u003eQuiet operation supported by Weil‑McLain’s combustion chamber and cast‑iron block design.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nA high‑capacity, packaged oil boiler for homes with existing chimney venting that need reliable, long‑term hydronic heating performance with a factory‑matched burner.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061761417467,"sku":"W\/MPWGO4","price":9088.6,"currency_code":"USD","in_stock":true}]},{"product_id":"buderus-7747019702-buderus-packaged-three-section-cast-iron-oil-boiler-with-burner","title":"Buderus 7747019702 Buderus Packaged Three-Section Cast Iron Oil Boiler with Burner","description":"\u003cp\u003eA factory‑assembled three‑section Buderus cast‑iron oil boiler engineered for dependable hydronic heating, long service life, and clean, stable combustion. This packaged model includes a factory‑matched oil burner, pre‑configured for proper flame geometry, draft performance, and heat transfer. The 7747019702 leverages Buderus’ proven cast‑iron block design, known for quiet operation, thermal stability, and exceptional durability.\u003c\/p\u003e\n\n\u003cp\u003eThis configuration arrives ready for installation, reducing setup time and ensuring the burner and heat exchanger operate as a matched system.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nThree‑section cast‑iron heat exchanger built for even heat distribution, corrosion resistance, and long‑term reliability.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner tuned to the boiler’s firing rate for clean, consistent combustion.\u003c\/p\u003e\n\n\u003cp\u003ePackaged assembly ensures proper burner alignment and reduces installation labor.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Buderus’ combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections.\u003c\/p\u003e\n\n\u003cp\u003eReliable year‑round performance suitable for baseboard, radiator, or radiant heating systems.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nA dependable, mid‑capacity oil boiler for homes or small buildings needing a durable, cast‑iron heating system with a factory‑matched burner and straightforward installation.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061761483003,"sku":"BUDG115-3","price":7929.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/9406\/6171\/files\/90748_bbeaaf0d-75d5-4947-b34f-d5aba7b566ae.jpg?v=1783704119"},{"product_id":"purepro-aot-4e-advantage-four-section-ecm-oil-fired-water-boiler-with-burner-and-with-tankless-chimney","title":"PurePro AOT-4E Advantage Four-Section ECM Oil-Fired Water Boiler with Burner and with Tankless Chimney","description":"\u003cp\u003eA high‑capacity four‑section cast‑iron oil‑fired water boiler designed for strong hydronic output and dependable domestic hot‑water production. The AOT‑4E includes an ECM circulator for reduced electrical consumption and smoother system performance, along with a factory‑installed oil burner tuned for clean, efficient combustion. This model features an integrated tankless coil, providing on‑demand domestic hot water without the need for an indirect tank, and is configured for chimney venting for straightforward replacement of older atmospheric oil boilers.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nFour‑section cast‑iron heat exchanger engineered for high output, thermal stability, and long service life.\u003c\/p\u003e\n\n\u003cp\u003eECM circulator that lowers electrical usage while delivering quiet, consistent water circulation.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner (Beckett, Carlin, or Riello depending on configuration) matched to the boiler’s firing rate for clean, stable combustion.\u003c\/p\u003e\n\n\u003cp\u003eBuilt‑in tankless coil providing reliable, on‑demand domestic hot water directly from the boiler.\u003c\/p\u003e\n\n\u003cp\u003eChimney‑vented design ideal for retrofit installations using existing flue systems.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by the Advantage series’ combustion and airflow design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections for easier annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nHomes needing a high‑capacity oil boiler that provides both hydronic heat and on‑demand domestic hot water through a tankless coil, especially where chimney venting is already in place.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061761515771,"sku":"PROAOT-4E","price":8172.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/9406\/6171\/files\/871391_6537f3dc-36fb-424f-8194-a2d325e7d888.jpg?v=1783704120"},{"product_id":"buderus-7747019704-buderus-packaged-five-section-cast-iron-oil-boiler-with-burner","title":"Buderus 7747019704 Buderus Packaged Five-Section Cast Iron Oil Boiler with Burner","description":"\u003cp\u003eA heavy‑duty five‑section cast‑iron oil boiler engineered for high heating demand, long service life, and stable hydronic performance. This packaged configuration includes a factory‑matched oil burner, pre‑set for proper flame geometry, draft characteristics, and combustion efficiency. The 7747019704 uses Buderus’ signature cast‑iron block design, known for its thermal stability, corrosion resistance, and quiet operation even at higher firing rates.\u003c\/p\u003e\n\n\u003cp\u003eWith its larger heat‑exchange surface and packaged burner assembly, this model provides reliable, high‑capacity heating for larger homes or light commercial applications while maintaining the clean, efficient combustion Buderus is known for.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nFive‑section cast‑iron heat exchanger delivering strong heat output, even heat distribution, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner tuned to the boiler’s firing rate for clean, consistent, and efficient combustion.\u003c\/p\u003e\n\n\u003cp\u003ePackaged assembly ensures correct burner alignment and reduces installation time.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Buderus’ combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections for easier annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eReliable performance suitable for hydronic baseboard, radiators, or radiant heating systems in higher‑load applications.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nA high‑capacity, cast‑iron oil boiler for larger homes or small commercial buildings needing a durable, factory‑matched, burner‑included heating solution with straightforward installation.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061761548539,"sku":"BUDG115-5","price":8416.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/9406\/6171\/files\/90750.jpg?v=1783704121"},{"product_id":"burnham-pv8h3wet-tlwfh-burnham-v8h-packaged-oil-fired-natural-draft-cast-iron-water-boiler-with-burner-with-tankless","title":"Burnham PV8H3WET-TLWFH Burnham V8H Packaged Oil-Fired, Natural Draft Cast Iron Water Boiler - with Burner with Tankless","description":"\u003cp\u003eA rugged three‑section cast‑iron oil‑fired water boiler engineered for long service life, stable heat output, and reliable domestic hot‑water production. The V8H platform is known for its durable cast‑iron block, quiet operation, and straightforward serviceability. This packaged configuration includes a factory‑installed oil burner and an integrated tankless coil, providing on‑demand hot water directly from the boiler. Designed for natural‑draft chimney venting, the PV8H3WET‑TLWFH is an ideal replacement for older atmospheric oil boilers.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nThree‑section cast‑iron heat exchanger delivering strong heat transfer, thermal stability, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner (Beckett, Carlin, or Riello depending on configuration) matched to the boiler’s firing rate for clean, consistent combustion.\u003c\/p\u003e\n\n\u003cp\u003eIntegrated tankless coil providing continuous domestic hot water without an indirect tank.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting for easy retrofit into existing flue systems.\u003c\/p\u003e\n\n\u003cp\u003ePackaged assembly reduces installation time and ensures proper burner alignment and setup.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Burnham’s combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nHomes needing a mid‑capacity oil boiler that provides both hydronic heat and on‑demand domestic hot water through a tankless coil, especially where chimney venting is already in place.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061761581307,"sku":"BURPV8H3WET-TLWFH","price":8859.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/9406\/6171\/files\/905541.jpg?v=1783704122"},{"product_id":"peerless-wbve03wpcl-water-boiler-packaged-3-section-86-oil-with-burner","title":"Peerless WBVE03WPCL Water Boiler Packaged 3 Section 86% Oil with Burner","description":"\u003cp\u003eA durable three‑section cast‑iron oil boiler designed for reliable hydronic heating in residential applications. The WBV‑E series is known for its rugged heat exchanger, quiet operation, and flexible firing configurations. This packaged model includes a factory‑installed oil burner and is tuned to deliver 86% AFUE efficiency with stable, clean combustion.\u003c\/p\u003e\n\n\u003cp\u003eThe WBV‑E03WPCL is built for straightforward installation, dependable year‑round performance, and easy service access, making it a strong replacement option for older oil boilers.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nThree‑section cast‑iron heat exchanger engineered for long service life, even heat transfer, and thermal stability.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner (typically Beckett, Carlin, or Riello depending on configuration) matched to the boiler’s firing rate.\u003c\/p\u003e\n\n\u003cp\u003e86% AFUE efficiency providing dependable performance with simple annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003ePackaged design reduces installation time and ensures proper burner alignment and combustion setup.\u003c\/p\u003e\n\n\u003cp\u003eQuiet operation supported by Peerless’ combustion chamber and cast‑iron block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nA reliable, mid‑capacity oil‑fired boiler for homes needing a durable, cast‑iron hydronic heating system with a factory‑matched burner and straightforward chimney‑vented installation.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061765677307,"sku":"PERWBVE03WPCL","price":8432.65,"currency_code":"USD","in_stock":true}]},{"product_id":"burnham-mst396sl-hl-burnham-megasteam-packaged-three-section-natural-draft-steam-boiler-with-burner-and-less-tankless","title":"Burnham MST396SL-HL Burnham MegaSteam Packaged Three-Section Natural Draft Steam Boiler - with Burner and Less Tankless","description":"\u003cp\u003eA high‑efficiency three‑section cast‑iron steam boiler engineered for exceptional reliability, dry steam production, and long service life. The MegaSteam series is widely regarded as one of the most efficient and durable residential oil‑fired steam boilers available, delivering industry‑leading performance with an AFUE rating up to 86%. The MST396SL‑HL arrives as a factory‑packaged unit with burner installed, pre‑configured for clean, stable combustion and natural‑draft chimney venting.\u003c\/p\u003e\n\n\u003cp\u003eThis model is supplied less tankless coil, making it ideal for homes that use a separate water heater or indirect tank rather than generating domestic hot water from the boiler.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nThree‑section cast‑iron heat exchanger designed specifically for steam production, ensuring dry steam, stable pressure, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner (typically Beckett, Carlin, or Riello depending on configuration) tuned for clean, efficient combustion.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting for straightforward replacement of older atmospheric steam boilers.\u003c\/p\u003e\n\n\u003cp\u003eExceptional efficiency with MegaSteam’s industry‑leading thermal design and low standby losses.\u003c\/p\u003e\n\n\u003cp\u003eLess tankless coil configuration ideal for systems using a standalone water heater.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Burnham’s combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and steam trim for easier annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nHomes with one‑pipe or two‑pipe steam systems needing a high‑efficiency, long‑lasting oil‑fired steam boiler with a factory‑matched burner and chimney venting.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061765710075,"sku":"BURMST396SL-HL","price":9310.81,"currency_code":"USD","in_stock":true}]},{"product_id":"weil-mclain-386701029-water-boiler-gold-packaged-4-section-86-168k-btu-oil-with-burner-with-tankless-natural-draft","title":"Weil-McLain 386701029 Water Boiler Gold Packaged 4 Section 86% 168K BTU Oil with Burner with Tankless Natural Draft","description":"\u003cp\u003eA high‑capacity four‑section cast‑iron oil‑fired water boiler engineered for reliable hydronic heat and on‑demand domestic hot water. Built on the proven Gold S4 platform, this packaged model includes a factory‑installed oil burner and an integrated tankless coil, providing continuous hot‑water production without the need for an indirect tank. The 386701029 is configured for natural‑draft chimney venting, making it a straightforward replacement for older atmospheric oil boilers.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nFour‑section cast‑iron heat exchanger designed for strong heat output, even heat transfer, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003e168,000 BTU heating capacity suitable for larger homes or higher‑demand hydronic systems.\u003c\/p\u003e\n\n\u003cp\u003eIntegrated tankless coil delivering on‑demand domestic hot water directly from the boiler.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner matched to the boiler’s firing rate for clean, stable combustion.\u003c\/p\u003e\n\n\u003cp\u003e86% AFUE efficiency providing dependable performance with simple annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting ideal for retrofit installations using existing flue systems.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections.\u003c\/p\u003e\n\n\u003cp\u003eQuiet operation supported by Weil‑McLain’s combustion chamber and cast‑iron block design.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nHomes needing a high‑capacity oil boiler that provides both hydronic heat and domestic hot water via a tankless coil, especially where chimney venting is already in place.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061765742843,"sku":"W\/MPWTGO4","price":9462.73,"currency_code":"USD","in_stock":true}]},{"product_id":"burnham-pv8h3wec-tlwnh-burnham-v8h-packaged-oil-fired-natural-draft-cast-iron-water-boiler-with-burner-and-less-tankless","title":"Burnham PV8H3WEC-TLWNH Burnham V8H Packaged Oil-Fired, Natural Draft Cast Iron Water Boiler - with Burner and Less Tankless","description":"\u003cp\u003eA durable three‑section cast‑iron oil‑fired water boiler engineered for reliable hydronic heating and long service life. Built on Burnham’s proven V8H platform, the PV8H3WEC‑TLWNH arrives as a factory‑packaged unit with burner installed, pre‑configured for clean, stable combustion and natural‑draft chimney venting. This configuration is supplied less tankless coil, making it ideal for systems using an indirect water heater or a standalone domestic hot‑water appliance.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nThree‑section cast‑iron heat exchanger designed for strong heat transfer, thermal stability, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner (Beckett, Carlin, or Riello depending on configuration) matched to the boiler’s firing rate for clean, consistent combustion.\u003c\/p\u003e\n\n\u003cp\u003eLess tankless coil configuration optimized for systems using an indirect water heater or separate DHW solution.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting for straightforward replacement of older atmospheric oil boilers.\u003c\/p\u003e\n\n\u003cp\u003ePackaged assembly reduces installation time and ensures proper burner alignment and setup.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Burnham’s combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nHomes using an indirect water heater or separate domestic‑hot‑water system that need a dependable, mid‑capacity, natural‑draft oil boiler with a factory‑matched burner\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061765775611,"sku":"BURPV8H3WEC-TLWNH","price":8460.42,"currency_code":"USD","in_stock":true}]},{"product_id":"burnham-mst513sl-hl-burnham-megasteam-packaged-four-section-natural-draft-steam-boiler-with-burner-and-less-tankless","title":"Burnham MST513SL-HL Burnham MegaSteam Packaged Four-Section Natural Draft Steam Boiler - with Burner and Less Tankless","description":"\u003cp\u003eA high‑output four‑section cast‑iron steam boiler engineered for exceptional reliability, dry‑steam performance, and long service life. The MegaSteam platform is widely regarded as one of the most efficient residential oil‑fired steam boilers available, delivering industry‑leading thermal performance with an AFUE rating up to 86%. The MST513SL‑HL arrives as a factory‑packaged unit with burner installed, pre‑configured for clean, stable combustion and natural‑draft chimney venting.\u003c\/p\u003e\n\n\u003cp\u003eThis model is supplied less tankless coil, making it ideal for homes that use a separate water heater or indirect tank rather than generating domestic hot water from the boiler.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nFour‑section cast‑iron heat exchanger designed specifically for steam production, ensuring dry steam, stable pressure, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner (Beckett, Carlin, or Riello depending on configuration) tuned for clean, efficient combustion.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting for straightforward replacement of older atmospheric steam boilers.\u003c\/p\u003e\n\n\u003cp\u003eExceptional efficiency with MegaSteam’s industry‑leading thermal design and low standby losses.\u003c\/p\u003e\n\n\u003cp\u003eLess tankless coil configuration ideal for systems using a standalone water heater.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Burnham’s combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and steam trim for easier annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nHomes with one‑pipe or two‑pipe steam systems requiring a high‑capacity, long‑lasting oil‑fired steam boiler with a factory‑matched burner and chimney venting.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061765808379,"sku":"BURMST513SL-HL","price":9843.94,"currency_code":"USD","in_stock":true}]},{"product_id":"weil-mclain-386701004-steam-boiler-gold-packaged-3-section-85-133k-btu-oil-with-burner-natural-draft","title":"Weil-McLain 386701004 Steam Boiler Gold Packaged 3 Section 85% 133K BTU Oil with Burner Natural Draft","description":"\u003cp\u003eA dependable three‑section cast‑iron steam boiler engineered for stable steam production, long service life, and clean, efficient oil combustion. Built on the proven Weil‑McLain Gold platform, the 386701004 arrives as a factory‑packaged unit with burner installed, ensuring proper alignment, consistent ignition, and reduced installation time. Designed for natural‑draft chimney venting, it is an ideal replacement for older atmospheric steam boilers in residential one‑pipe or two‑pipe systems.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nThree‑section cast‑iron heat exchanger designed specifically for steam generation, delivering dry steam and stable system pressure.\u003c\/p\u003e\n\n\u003cp\u003e133,000 BTU heating capacity suitable for medium‑sized homes with steam radiators or steam baseboard.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner matched to the boiler’s firing rate for clean, reliable combustion.\u003c\/p\u003e\n\n\u003cp\u003e85% AFUE efficiency providing strong performance with straightforward annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting for easy retrofit into existing flue systems.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Weil‑McLain’s combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and steam trim.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nHomes with one‑pipe or two‑pipe steam systems needing a reliable, mid‑capacity oil‑fired steam boiler with a factory‑matched burner and natural‑draft venting.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061765841147,"sku":"W\/MPSGO3","price":8797.16,"currency_code":"USD","in_stock":true}]},{"product_id":"weil-mclain-386701000-steam-boiler-gold-s4-packaged-3-section-85-133k-btu-oil-with-burner-natural-draft","title":"Weil-McLain 386701000 Steam Boiler Gold S4 Packaged 3 Section 85% 133K BTU Oil with Burner Natural Draft","description":"\u003cp\u003eA reliable three‑section cast‑iron steam boiler engineered for stable steam production, long service life, and clean, efficient oil combustion. Built on the proven Weil‑McLain Gold S4 platform, the 386701000 arrives as a factory‑packaged unit with burner installed, ensuring proper alignment, consistent ignition, and reduced installation time. Designed for natural‑draft chimney venting, it is an ideal replacement for older atmospheric steam boilers in residential one‑pipe or two‑pipe systems.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nThree‑section cast‑iron heat exchanger designed specifically for steam generation, delivering dry steam and stable system pressure.\u003c\/p\u003e\n\n\u003cp\u003e133,000 BTU heating capacity suitable for medium‑sized homes with steam radiators or steam baseboard.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner matched to the boiler’s firing rate for clean, reliable combustion.\u003c\/p\u003e\n\n\u003cp\u003e85% AFUE efficiency providing strong performance with straightforward annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting for easy retrofit into existing flue systems.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Weil‑McLain’s combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and steam trim.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nHomes with one‑pipe or two‑pipe steam systems needing a dependable, mid‑capacity oil‑fired steam boiler with a factory‑matched burner and natural‑draft venting.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061765873915,"sku":"W\/MPSGO3-PROBE","price":8797.16,"currency_code":"USD","in_stock":true}]},{"product_id":"weil-mclain-386701015-water-boiler-gold-s4-packaged-5-section-86-203k-btu-oil-with-burner-natural-draft","title":"Weil-McLain 386701015 Water Boiler Gold S4 Packaged 5 Section 86% 203K BTU Oil with Burner Natural Draft","description":"\u003cp\u003eA heavy‑duty five‑section cast‑iron oil‑fired water boiler engineered for high heating demand, long service life, and stable hydronic performance. Built on the proven Gold S4 platform, the 386701015 arrives as a factory‑packaged unit with burner installed, ensuring proper alignment, consistent ignition, and reduced installation time. With its 203,000 BTU output and natural‑draft chimney venting, it is an ideal replacement for larger atmospheric oil boilers in residential or light commercial applications.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nFive‑section cast‑iron heat exchanger delivering strong heat output, even heat transfer, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003e203,000 BTU heating capacity suited for larger homes or higher‑load hydronic systems.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner matched to the boiler’s firing rate for clean, stable combustion.\u003c\/p\u003e\n\n\u003cp\u003e86% AFUE efficiency providing dependable performance with straightforward annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting for easy retrofit into existing flue systems.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Weil‑McLain’s combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nLarger homes or light commercial buildings needing a high‑capacity, natural‑draft oil boiler with a factory‑matched burner and the proven reliability of the Gold S4 cast‑iron platform.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061765906683,"sku":"W\/MPWGO5","price":9549.49,"currency_code":"USD","in_stock":true}]},{"product_id":"weil-mclain-386701005-steam-boiler-gold-packaged-4-section-85-144k-btu-oil-with-burner-natural-draft","title":"Weil-McLain 386701005 Steam Boiler Gold Packaged 4 Section 85% 144K BTU Oil with Burner Natural Draft","description":"\u003cp\u003eA dependable four‑section cast‑iron steam boiler engineered for stable steam production, long service life, and clean, efficient oil combustion. Built on the proven Weil‑McLain Gold platform, the 386701005 arrives as a factory‑packaged unit with burner installed, ensuring proper alignment, consistent ignition, and reduced installation time. With 144,000 BTU of output and natural‑draft chimney venting, it is an ideal replacement for older atmospheric steam boilers in larger residential one‑pipe or two‑pipe systems.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nFour‑section cast‑iron heat exchanger designed specifically for steam generation, delivering dry steam and stable system pressure.\u003c\/p\u003e\n\n\u003cp\u003e144,000 BTU heating capacity suited for larger homes or higher‑demand steam systems.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner matched to the boiler’s firing rate for clean, reliable combustion.\u003c\/p\u003e\n\n\u003cp\u003e85% AFUE efficiency providing strong performance with straightforward annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting for easy retrofit into existing flue systems.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Weil‑McLain’s combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and steam trim.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nHomes with one‑pipe or two‑pipe steam systems needing a reliable, higher‑capacity oil‑fired steam boiler with a factory‑matched burner and natural‑draft venting.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061766136059,"sku":"W\/MPSGO4","price":9241.78,"currency_code":"USD","in_stock":true}]},{"product_id":"burnham-pv8h4wec-tlwnh-burnham-v8h-packaged-oil-fired-natural-draft-cast-iron-water-boiler-with-burner-and-less-tankless","title":"Burnham PV8H4WEC-TLWNH Burnham V8H Packaged Oil-Fired, Natural Draft Cast Iron Water Boiler - with Burner and Less Tankless","description":"\u003cp\u003eA heavy‑duty four‑section cast‑iron oil‑fired water boiler engineered for higher heating demand, long service life, and stable hydronic performance. Built on Burnham’s proven V8H platform, the PV8H4WEC‑TLWNH arrives as a factory‑packaged unit with burner installed, ensuring proper alignment, consistent ignition, and reduced installation time. This configuration is supplied less tankless coil, making it ideal for systems using an indirect water heater or a standalone domestic‑hot‑water appliance.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nFour‑section cast‑iron heat exchanger delivering strong heat transfer, thermal stability, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner (Beckett, Carlin, or Riello depending on configuration) matched to the boiler’s firing rate for clean, consistent combustion.\u003c\/p\u003e\n\n\u003cp\u003eLess tankless coil configuration optimized for indirect water heaters or separate DHW systems.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting for straightforward replacement of older atmospheric oil boilers.\u003c\/p\u003e\n\n\u003cp\u003ePackaged assembly reduces installation time and ensures proper burner alignment and setup.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Burnham’s combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nLarger homes using an indirect water heater or separate DHW system that need a dependable, higher‑capacity, natural‑draft oil boiler with a factory‑matched burner.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061766201595,"sku":"BURPV8H4WEC-TLWNH","price":8895.5,"currency_code":"USD","in_stock":true}]},{"product_id":"purepro-ao-5e-advantage-five-section-ecm-oil-fired-water-boiler-with-burner-and-less-tankless-chimney","title":"PurePro AO-5E Advantage Five-Section ECM Oil-Fired Water Boiler with  Burner and Less Tankless Chimney","description":"\u003cp\u003eA high‑capacity five‑section cast‑iron oil‑fired water boiler engineered for strong hydronic output, long service life, and efficient system performance. The AO‑5E features an ECM circulator for reduced electrical consumption and smoother, quieter water circulation. This packaged configuration includes a factory‑installed oil burner and is supplied less tankless coil, making it ideal for systems using an indirect water heater or a standalone domestic‑hot‑water solution. Designed for chimney venting, it serves as a straightforward replacement for older atmospheric oil boilers in larger homes.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nFive‑section cast‑iron heat exchanger delivering high output, thermal stability, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003eECM circulator reducing electrical usage while providing quiet, consistent water flow.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner (Beckett, Carlin, or Riello depending on configuration) matched to the boiler’s firing rate for clean, stable combustion.\u003c\/p\u003e\n\n\u003cp\u003eLess tankless coil configuration optimized for pairing with indirect water heaters or separate DHW systems.\u003c\/p\u003e\n\n\u003cp\u003eChimney‑vented design ideal for retrofit installations using existing flue systems.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by the Advantage series’ combustion and airflow design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nLarger homes needing a high‑capacity oil boiler for hydronic heating, paired with an indirect water heater or standalone DHW system, and using existing chimney venting.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061766234363,"sku":"PROAO-5E","price":8260.27,"currency_code":"USD","in_stock":true}]},{"product_id":"buderus-7738000111-buderus-knockdown-three-section-cast-iron-natural-draft-oil-boiler-with-burner","title":"Buderus 7738000111 Buderus Knockdown Three-Section Cast Iron Natural Draft Oil Boiler with Burner","description":"\u003cp\u003eA durable three‑section cast‑iron oil‑fired water boiler engineered for reliable hydronic heating, long service life, and clean, stable combustion. The 7738000111 ships as a knockdown unit, allowing installers to bring the block sections individually into basements or tight spaces before assembly. Once built, it delivers the same Buderus thermal stability, quiet operation, and combustion efficiency found across the Buderus cast‑iron lineup. This model includes a factory‑matched oil burner and is designed for natural‑draft chimney venting, making it a strong replacement option for older atmospheric oil boilers.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nThree‑section cast‑iron heat exchanger providing even heat transfer, corrosion resistance, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003eKnockdown construction for easier transport and assembly in tight mechanical rooms or older homes with limited access.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑matched oil burner tuned for clean, consistent combustion and proper flame geometry.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting ideal for retrofit installations using existing flue systems.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Buderus’ combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections once assembled.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nHomes needing a mid‑capacity, natural‑draft oil boiler where access constraints make a knockdown unit preferable, while still benefiting from Buderus’ cast‑iron reliability and burner‑matched performance.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061766267131,"sku":"BUDG215\/3","price":8522.18,"currency_code":"USD","in_stock":true}]},{"product_id":"burnham-110110-02-oil-burner-carlin-for-mpo115-emp115","title":"Burnham 110110-02 Oil Burner Carlin for MPO115\/EMP115","description":"\u003cp\u003eA factory‑specified Carlin oil burner engineered to deliver clean, reliable combustion on Burnham’s MPO115 and EMP115 cast‑iron oil‑fired boilers. The 110110‑02 is sized and tuned to match the firing rate, flame geometry, and draft characteristics of these boilers, ensuring stable ignition, efficient operation, and long service life. This burner assembly supports straightforward installation and maintains the quiet, low‑vibration performance expected from the MPO and EMP platforms.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nCarlin burner assembly designed specifically for Burnham MPO115 and EMP115 boilers.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑matched firing rate for proper flame shape, clean combustion, and stable operation.\u003c\/p\u003e\n\n\u003cp\u003eReliable ignition system engineered for consistent starts and dependable year‑round performance.\u003c\/p\u003e\n\n\u003cp\u003eQuiet operation supported by Carlin’s combustion design and burner head geometry.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible electrodes, nozzle, and air adjustments for annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eEnsures optimal boiler performance when replacing or upgrading the original burner.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nReplacement or upgrade burner for Burnham MPO115 and Burnham EMP115 boilers requiring a factory‑specified Carlin burner to maintain proper combustion performance and efficiency.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061766299899,"sku":"BUR110110-02","price":6874.25,"currency_code":"USD","in_stock":true}]},{"product_id":"weil-mclain-386701030-water-boiler-gold-packaged-5-section-86-203k-btu-oil-with-burner-with-tankless-natural-draft","title":"Weil-McLain 386701030 Water Boiler Gold Packaged 5 Section 86% 203K BTU Oil  with Burner with Tankless Natural Draft","description":"\u003cp\u003eA high‑capacity five‑section cast‑iron oil‑fired water boiler engineered for strong hydronic output, long service life, and reliable domestic‑hot‑water production. Built on the proven Weil‑McLain Gold platform, the 386701030 arrives as a factory‑packaged unit with burner installed, ensuring proper alignment, consistent ignition, and reduced installation time. This model includes an integrated tankless coil, providing on‑demand domestic hot water without the need for an indirect tank. Designed for natural‑draft chimney venting, it is a straightforward replacement for older atmospheric oil boilers in larger homes.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nFive‑section cast‑iron heat exchanger delivering high output, thermal stability, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003e203,000 BTU heating capacity suited for larger homes or higher‑demand hydronic systems.\u003c\/p\u003e\n\n\u003cp\u003eIntegrated tankless coil providing continuous domestic hot water directly from the boiler.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner matched to the boiler’s firing rate for clean, stable combustion.\u003c\/p\u003e\n\n\u003cp\u003e86% AFUE efficiency offering dependable performance with simple annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting ideal for retrofit installations using existing flue systems.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Weil‑McLain’s combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nLarger homes needing a high‑capacity oil boiler that provides both hydronic heat and on‑demand domestic hot water through a built‑in tankless coil, especially where chimney venting is already in place.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061766332667,"sku":"W\/MPWTGO5","price":9924.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/9406\/6171\/files\/28213_80be889f-90ca-491b-afdd-a525d6632b16.jpg?v=1783704137"},{"product_id":"burnham-110109-02-oil-burner-carlin-for-mpo84-emp84","title":"Burnham 110109-02 Oil Burner Carlin for MPO84\/EMP84","description":"\u003cp\u003eA Carlin oil burner assembly engineered and factory‑specified for Burnham’s MPO84 and EMP84 cast‑iron oil‑fired boilers. The 110109‑02 is tuned to the exact firing rate and flame geometry required by these models, ensuring clean combustion, reliable ignition, and stable year‑round performance. This burner maintains the quiet, low‑vibration operation expected from the MPO\/EMP platform and provides a service‑friendly layout for annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nCarlin burner assembly designed specifically for Burnham MPO84 and EMP84 boilers.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑matched firing rate for proper flame shape, efficient combustion, and stable operation.\u003c\/p\u003e\n\n\u003cp\u003eReliable ignition system engineered for consistent starts in all seasons.\u003c\/p\u003e\n\n\u003cp\u003eQuiet performance supported by Carlin’s burner head and airflow design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly access to electrodes, nozzle, and air adjustments for quick tune‑ups.\u003c\/p\u003e\n\n\u003cp\u003eEnsures optimal boiler performance when replacing or upgrading the original burner.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nReplacement or upgrade burner for Burnham MPO84 and Burnham EMP84 boilers requiring a factory‑specified Carlin burner to maintain proper combustion performance and efficiency.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061766365435,"sku":"BUR110109-02","price":6874.25,"currency_code":"USD","in_stock":true}]},{"product_id":"burnham-pv8h5wec-tlwnh-burnham-v8h-packaged-oil-fired-natural-draft-cast-iron-water-boiler-with-burner-and-less-tankless","title":"Burnham PV8H5WEC-TLWNH Burnham V8H Packaged Oil-Fired, Natural Draft Cast Iron Water Boiler - with Burner and Less Tankless","description":"\u003cp\u003eA high‑capacity five‑section cast‑iron oil‑fired water boiler engineered for large homes and higher heating loads. Built on Burnham’s proven V8H platform, the PV8H5WEC‑TLWNH arrives as a factory‑packaged unit with burner installed, ensuring proper alignment, consistent ignition, and reduced installation time. This configuration is supplied less tankless coil, making it ideal for systems using an indirect water heater or a standalone domestic‑hot‑water appliance. Designed for natural‑draft chimney venting, it serves as a straightforward replacement for older atmospheric oil boilers.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nFive‑section cast‑iron heat exchanger delivering high output, thermal stability, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner (Beckett, Carlin, or Riello depending on configuration) matched to the boiler’s firing rate for clean, consistent combustion.\u003c\/p\u003e\n\n\u003cp\u003eLess tankless coil configuration optimized for indirect water heaters or separate DHW systems.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting for easy retrofit into existing flue systems.\u003c\/p\u003e\n\n\u003cp\u003ePackaged assembly reduces installation time and ensures proper burner alignment and setup.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Burnham’s combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and piping connections.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nLarge homes or multi‑zone hydronic systems using an indirect water heater or separate DHW solution that require a high‑capacity, natural‑draft oil boiler with a factory‑matched burner.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061766430971,"sku":"BURPV8H5WEC-TLWNH","price":9389.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/9406\/6171\/files\/905550_c05b16a3-9f64-4aa4-baaf-4ba7850f2787.jpg?v=1783704136"},{"product_id":"peerless-wbve03spl-steam-boiler-packaged-3-section-87-147k-btu-oil-with-burner","title":"Peerless WBVE03SPL Steam Boiler Packaged 3 Section 87% 147K BTU Oil with Burner","description":"\u003cp\u003eA high‑efficiency three‑section cast‑iron steam boiler engineered for clean combustion, dry‑steam performance, and long service life. The WBV‑E series is known for its rugged cast‑iron block, quiet operation, and strong efficiency ratings. The WBVE03SPL arrives as a factory‑packaged unit with burner installed, pre‑configured for stable ignition and reliable steam production in one‑pipe or two‑pipe residential systems.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nThree‑section cast‑iron heat exchanger designed for consistent steam generation and thermal stability.\u003c\/p\u003e\n\n\u003cp\u003e147,000 BTU heating capacity suitable for medium‑sized homes with steam radiators or steam baseboard.\u003c\/p\u003e\n\n\u003cp\u003e87% AFUE efficiency, among the highest in residential oil‑fired steam boilers.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner (typically Beckett, Carlin, or Riello depending on configuration) tuned for clean, efficient combustion.\u003c\/p\u003e\n\n\u003cp\u003ePackaged assembly ensures proper burner alignment and reduces installation time.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Peerless’ combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and steam trim.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nHomes with one‑pipe or two‑pipe steam systems needing a mid‑capacity, high‑efficiency oil‑fired steam boiler with a factory‑matched burner.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061766463739,"sku":"PERWBVE03SPL","price":8615.53,"currency_code":"USD","in_stock":true}]},{"product_id":"peerless-wbve05wpct-steam-boiler-gold-s4-packaged-lwco-6-section-85-245k-btu-oil-with-burner-natural-draft","title":"Peerless WBVE05WPCT Steam Boiler Gold S4 Packaged LWCO 6 Section 85% 245K BTU Oil with Burner Natural Draft","description":"\u003cp\u003eA heavy‑duty six‑section cast‑iron steam boiler engineered for large residential steam systems requiring strong output, dry‑steam performance, and long service life. The WBV‑E platform is known for its rugged cast‑iron block, quiet operation, and clean, efficient combustion. The WBVE05WPCT arrives as a factory‑packaged unit with burner installed, and includes a low‑water cutoff (LWCO) for added system protection. Designed for natural‑draft chimney venting, it is a straightforward replacement for older atmospheric oil steam boilers.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nSix‑section cast‑iron heat exchanger delivering high steam output, thermal stability, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003e245,000 BTU heating capacity suited for large homes or multi‑zone steam systems.\u003c\/p\u003e\n\n\u003cp\u003e85% AFUE efficiency providing strong performance with simple annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eFactory‑installed oil burner (Beckett, Carlin, or Riello depending on configuration) tuned for clean, stable combustion.\u003c\/p\u003e\n\n\u003cp\u003eIntegrated LWCO for safe operation and protection against low‑water conditions.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting ideal for retrofit installations using existing flue systems.\u003c\/p\u003e\n\n\u003cp\u003ePackaged assembly ensures proper burner alignment and reduces installation time.\u003c\/p\u003e\n\n\u003cp\u003eQuiet, low‑vibration operation supported by Peerless’ combustion chamber and block design.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible burner, controls, and steam trim.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nLarge homes or multi‑radiator steam systems needing a high‑capacity, natural‑draft oil‑fired steam boiler with a factory‑matched burner and built‑in LWCO safety.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061766496507,"sku":"PERWBVE05WPCT","price":10293.61,"currency_code":"USD","in_stock":true}]},{"product_id":"weil-mclain-386701003-steam-boiler-gold-s4-packaged-lwco-6-section-85-245k-btu-oil-less-burner-natural-draft","title":"Weil-McLain 386701003 Steam Boiler Gold S4 Packaged LWCO 6 Section 85% 245K BTU Oil less Burner Natural Draft","description":"\u003cp\u003eA heavy‑duty six‑section cast‑iron steam boiler engineered for large residential steam systems requiring high output, dry‑steam performance, and long service life. Built on the proven Weil‑McLain Gold S4 platform, the 386701003 arrives as a packaged steam boiler with LWCO installed, but is supplied less burner, allowing installers to select the preferred burner brand or match an existing field‑installed burner. Designed for natural‑draft chimney venting, it is a strong replacement option for older atmospheric oil steam boilers in larger homes or multi‑radiator systems.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\nSix‑section cast‑iron heat exchanger delivering high steam output, thermal stability, and long‑term durability.\u003c\/p\u003e\n\n\u003cp\u003e245,000 BTU heating capacity suited for large homes or high‑demand steam systems.\u003c\/p\u003e\n\n\u003cp\u003eSupplied less burner, allowing flexibility to install Beckett, Carlin, or Riello burners as required.\u003c\/p\u003e\n\n\u003cp\u003eIntegrated LWCO for safe operation and protection against low‑water conditions.\u003c\/p\u003e\n\n\u003cp\u003e85% AFUE efficiency providing dependable performance with straightforward annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eNatural‑draft chimney venting ideal for retrofit installations using existing flue systems.\u003c\/p\u003e\n\n\u003cp\u003eService‑friendly layout with accessible controls, steam trim, and piping connections.\u003c\/p\u003e\n\n\u003cp\u003eIdeal Applications\u003cbr\u003e\nLarge homes or multi‑radiator steam systems needing a high‑capacity, natural‑draft oil steam boiler with built‑in LWCO and the flexibility to choose or reuse a burner.\u003c\/p\u003e","brand":"Installed HVAC Pros","offers":[{"title":"Default Title","offer_id":49061766562043,"sku":"W\/MPSGO6-PROBE","price":10061.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/9406\/6171\/files\/210848_4c619b39-f2d9-480f-ad25-80c1cdcb6e6b.jpg?v=1783704140"}],"url":"https:\/\/installedhvacpros.com\/collections\/oil-boilers-1.oembed","provider":"Installed HVAC Pros","version":"1.0","type":"link"}