- Hot water heater: Heat the whole house with this boiler featuring a self-cleaning stainless-steel heat exchanger with a modulating ceramic burner and a secondary flat plate heat exchanger for showers and faucets
- Smart Features: Multizone control capability allows thermostat and control pumps to connect directly to the boiler of the smart heater that warms the house and the tap water
- User-Friendly Interface: Electric heater features a digital display main screen, a temperature and pressure display, and an outdoor reset sensor with easy parameter settings; up/down arrows adjust the temperature between 68°F and 185°F
- Space-Saving Design: Compact wall-mounted design of this water heater saves space; multiple venting options include a 2-inch PVC up to 60 feet and 3-inch up to 150 feet
- Guaranteed to Last: 12-, 5-, and 1-year residential and 5-, 5-, and 1-year commercial standard warranty for heat exchanger, parts, and labor respectively
Rinnai's efficient heat exchangers with 90K BTU are fueled with either natural gas or propane and are the perfect solution for heating entire homes. Rinnai's condensing gas water boiler has obtained one of the highest AFUEs (Annual Fuel Utilization Efficiency) in the industry. M090SN is a convection heater with convenient control options and the ability to connect two-zone pumps to the PCB. Rinnai America offers energy-efficient gas appliances that provide superior heating and hot water performance.