Triangle Tube 65,000 BTU Output Challenger Combo Boiler - Space Heating & Domestic Hot Water

Note: Product Title reflects this boiler's IBR Net Output Rating The Challenger Combination Boiler features a unique "Two in One" heat exchanger that provides both space heating and domestic hot water. The Challenger Combination Boiler is designed to fit the needs of today's energy efficient homes. As a combination boiler, the Challenger eliminates the need for a separate domestic hot water tank. The unique heat exchanger in the Challenger heats domestic hot water directly, allowing the boiler to condense in the DHW mode, eliminating a separate heat exchanger and three-way valve. Features: Energy Efficient with 96% AFUE Space and energy efficient Dual core heat exchanger with glycol compatible copper waterways Advanced control with near 4:1 modulation and standard outdoor reset Propane conversion orifice EZ Install piping mounting bracket Primary/secondary piping is required Boiler certified to ANSI Z21.12 / CSA 4.9 Water Heater certified to ANSI Z21.10.3 / CSA 4.3 Triangle Tube Boiler Installation & Warra...