The Rinnai IP090099C is a compact, high‑efficiency wall‑hung condensing combination boiler engineered to deliver reliable hydronic heating and continuous domestic hot water from a single, space‑saving unit. With 90,000 BTU of heating output, 99,000 BTU of domestic hot‑water capacity, 95% AFUE, and a smooth 6:1 turndown ratio, this model is ideal for smaller to mid‑size homes seeking dependable performance, fuel savings, and long‑term reliability. It operates on natural gas or liquid propane, offering maximum installation flexibility.
Key Features
High‑Efficiency Condensing Performance
95% AFUE for excellent long‑term energy savings
Stainless‑steel primary heat exchanger for durability and corrosion resistance
Low NOx emissions for cleaner, environmentally responsible operation
Combi System: Heat + Hot Water
Provides hydronic space heating and on‑demand domestic hot water
Eliminates the need for a separate water heater
Ideal for small to mid‑size homes with moderate hot‑water demand
90K BTU Heating / 99K BTU DHW Output
Reliable whole‑home heating performance
Strong hot‑water delivery for showers, sinks, and simultaneous fixtures
6:1 Turndown Ratio
Efficient burner modulation for precise temperature control
Reduces cycling and improves overall system efficiency
Fuel Flexibility
Operates on natural gas or liquid propane
Suitable for both urban and rural installations
Compact Wall‑Hung Design
Saves valuable floor space
Quiet operation suitable for utility rooms, closets, and tight mechanical areas
Smart Rinnai Controls
Intuitive digital interface
Built‑in diagnostics simplify service and setup
Outdoor reset compatibility for improved comfort and efficiency
Dimensions
Height: 31.3 in
Width: 17.3 in
Depth: 13.0 in
Ideal For
Small to mid‑size homes needing both hydronic heat and domestic hot water
High‑efficiency natural gas or propane installations
Replacement of older wall‑hung or tank‑type systems
Space‑restricted mechanical rooms
We service and install all types of HVAC heating and cooling equipment throughout Long Island, including (but not limited to) this coverage area:
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
