The Simplicity high-efficiency combination gas boiler from Weil-McLain offers an eco-friendly solution for residential heating and hot water needs. With a 95% AFUE rating, this unit minimizes energy consumption to help lower homeowners’ heating costs. The boiler's design includes a stainless-steel firetube heat exchanger with a vertical self-rinsing orientation and a removable polypropylene collector base for long-lasting, reliable performance. Further enhancing its overall efficiency is that it can seamlessly integrate with a hybrid dual-fuel hydronic system. Available in sizes of 110, 150 and 199 MBH, it can operate as a heat-only boiler or provide both heating and domestic hot water. 

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