BOILER 79mbh ZBR21-3 HIGH EFFICIENCY GRE

Combination Condensing Boiler; Type Hot Water; Gas Type Natural/Liquid Propane; AGA Input Rating 79 MBH; DOE Heating Capacity 71 MBH; Net IBR Rating 62 MBH; AFUE Rating 95 Percent; Boiler Dimensions 17-21/64 Inch Width × 13-57/64 Inch Depth × 33-15/32 Inch Height; Boiler Material Stainless Steel; Water Content 0.925 Gallon; Tankless Heater Capacity 4 GPM; Ignition Type Electronic; Burner Type Stainless Steel; Vent Size 2 to 3 Inch; Pressure Rating 30 PSI; Mounting Type Wall Mount; Warranty 5 Year (Parts and Labor), Lifetime Limited (Heat Exchanger); Inclusions/Features FW200 Control, Plated Stainless Steel Heat Exchanger, Heat Tronic III Control, Hydronic Manifold Bracket, Twin Pipe Flue Adapter; Applicable Standard ASME H, AHRI, CSA (Canada and US); Electrical Rating 120 Volt AC 60 Hertz; Turndown Ratio 3.2:1Space heating boiler for connection to a hot water tank with unsurpassed performance and control. With special insulation to ensure ultra quiet operation and the exclusive keypad safety lock feature to prevent unwanted tampering with heating controls, this unit is the ideal "green" upgrade for detached & terraced houses and is also suitable for apartments.