This heater from the EnergySaver series is one of Rinnai’s leading heater models, capable of efficiently warming large living areas of the home. Once it has been professionally connected to your home’s natural gas supply and new or existing ducting for the exhaust, it will efficiently heat your home while producing zero emissions, which is good news for anyone who struggles with allergies or other respiratory problems. Using the digital control panel, you can program the heater’s timers to suit your schedule, and enjoy true Set and Forget operation.