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Designed with the Professional in mind, the new Rinnai I-Series Plus Boilers deliver unmatched value and performance. This Series features Smart Sense Adaptive Gas Valve technology (on models up to 150k BTU), 5-New Combi Models, and up to a 96% AFUE for significant energy savings. The I-Series Plus offers 4-zone capability, 2 in. venting up to 75 ft. and boasts faster, easier installation than ever before. It also includes all the same features you enjoyed with the original I-Series, like a proportional valve that allows for simultaneous delivery of domestic hot water and space heating on all Combi-Units.

Save on Rinnai I-Series Plus Natural Gas or Propane Liquid Boiler with 90,000 BTU Input IP090S with a Home Depot promo code

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