Rinnai Q175 Condensing Gas Boilers

Compact, Easy-to-Install Heating & Hot Water for Residential or Light Commercial

An outstanding choice for light-commercial applications or any home with a separate indirect hot-water source, our wall-mounted boilers free up valuable floor space while maintaining maximum comfort in the home.

• Awarded the ENERGY STAR® Most Efficient Mark in 2017 – up to 96% AFUE
• Self-cleaning Stainless Steel heat exchanger with counter flow design
• Fully-modulating boiler pump and modulating fan standard on all models
• Optional DHW kit for four heat-only models includes three-way valve, tank sensor, and modulating mixing valve, allowing simultaneous production of heat and hot water
• Flexible venting options
• Factory assembled low-loss header included
• Optional 3-way diverter valve on “S” boiler models simplifies installations with an indirect tank