![Rinnai M-Series 120000-BTU Natural Gas Boiler](http://buildsmartliq.com/cdn/shop/products/Rinnai_{width}x.png?v=1637193885)
Rinnai M-Series 120000-BTU Natural Gas Boiler
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One of the most efficient Combi boilers available (AFUE rating pending)
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Stainless steel primary boiler heat exchanger for unmatched performance and durability; copper nickel integrated DHW plate heat exchanger
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Compact wall-mounted design saves space over traditional boilers