The Ideal MONARCH100 is a high‑capacity, premium‑grade 100‑gallon Indirect Water Heater engineered for exceptional durability, rapid recovery, and long‑life performance. Built around a fully welded 316L stainless‑steel tank and a large high‑output stainless‑steel heat‑exchange coil, this Indirect Water Heater delivers abundant hot water for large homes, multi‑bath residences, and high‑demand hydronic systems. Its indirect‑fired design uses the home’s boiler as the heat source, maximizing efficiency while minimizing standby loss.
With oversized coil surface area, robust insulation, and installer‑friendly top connections, the MONARCH100 is Ideal’s flagship indirect — designed for reliability, longevity, and serious hot‑water production.
⭐ Key Features
100‑gallon 316L stainless‑steel tank for superior corrosion resistance and long service life
Oversized stainless‑steel heat‑exchange coil for extremely fast recovery and high output
Indirect‑fired design for high efficiency and reduced operating cost
No anode rod required thanks to all‑stainless construction
Low standby heat loss with thick, high‑density insulation
Top‑mounted connections for clean, simplified installation
High first‑hour rating ideal for large homes and multi‑fixture demand
Maintenance‑friendly stainless‑steel tank and coil
🏠 Ideal Application
Large
We service and install all types of HVAC heating and cooling equipment throughout Long Island, including (but not limited to):
Nassau County: Oyster Bay, Hempstead, North Hempstead, Glen Cove, Long Beach, Freeport, Valley Stream, Garden City, Great Neck, Mineola, Hicksville, Levittown, Massapequa, Bethpage, Plainview, Syosset, Jericho, Westbury, Rockville Centre, Farmingdale
Suffolk County: Huntington, Babylon, Islip, Smithtown, Brookhaven, Riverhead, Shelter Island, Southold, Southampton, East Hampton, Commack, Deer Park, Lindenhurst, Bay Shore, Brentwood, Central Islip, Hauppauge, Centereach, Selden, Medford, Patchogue, Shirley
Contact us today at (631) 779-3196
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