The Rinnai Condensing Gas Boiler is the ultimate whole-home and tankless water heater for energy-conscious homeowners seeking a smart, compact, and efficient heating solution. This gas wall heater features a stainless-steel heat exchanger with a modulating wire mesh burner, plus a built-in domestic hot water plate heat exchanger for showers and faucets. Experience the convenience of smart features with the multizone control capability of this tankless hot water heater and gas wall heater. Connect thermostats and integrated control pumps directly to the boiler to enjoy precise temperature control throughout your home. The smart heater also includes a safety child-lock feature that automatically turns off the central heating, ensuring peace of mind for your family. The user-friendly interface of this indoor gas heater makes operation a breeze. The digital display main screen provides easy navigation, while the temperature and pressure display keep you informed. With the outdoor reset sensor and simple parameter settings, adjusting the CH temperature between 104°F and 180°F and DHW between 98°F and 140°F is effortless. Say goodbye to bulky heating solutions with the space-saving design of our gas heaters for indoor use. The compact size allows for easy installation, while multiple venting options, including a 2-inch PVC up to 65 feet and 3-inch up to 150 feet, provide flexibility in placement. Rinnai's efficient heat exchangers, fueled by either natural gas or propane, make this gas boiler the perfect solution for heating entire homes. With one of the highest AFUEs (Annual Fuel Utilization Efficiency) in the industry, this condensing gas boiler ensures optimal energy efficiency. Installation is a breeze with the easy installation requirements of these combi boilers. The reduced space requirements as compared to traditional boilers make them ideal for both existing homes and new construction projects.

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