Stay cozy all winter long with the high-efficiency Weil McLain CGi 6 Gas Boiler Series 4 158,000 BTU model. This innovative boiler delivers superior home heating comfort while maximizing energy savings. Engineered with advanced condensing technology, the CGi 6 158,000 BTU boiler extracts maximum heat from the combustion process. This cutting-edge design reduces fuel consumption up to 20% compared to... Read More about Superior Hvac Service Shop Boiler Weil Mclain CGi 6 Gas Boiler Series 4 158,000 BTU