Heating Method Hot Water; AHRI Net BtuH 214;000 BtuH; Heating Capacity Input 301;000 BtuH; Heating Capacity Output 247;000 BtuH; Annual Fuel Utilization Efficiency 82 Percent; Boiler Type Commercial Gas Fired Water Heater; Vent Diameter 5 in; Return Connection Size 1 1/2 in; Free Air CFM @ 10 Vacuum 1 1/2 in; Series Spectrum; Overall Height 32 in; Overall Width 29 5/8 in; Overall Depth 25 1/4 in; Compatible with Product Type HVAC and Refrigeration; Manufacturers Warranty Length 5 yr

Heating Method Hot Water; AHRI Net BtuH 248;000 BtuH; Heating Capacity Input 350;000 BtuH; Heating Capacity Output 286;000 BtuH; Annual Fuel Utilization Efficiency 82 Percent; Boiler Type Commercial Gas Fired Water Heater; Vent Diameter 5 in; Return Connection Size 1 1/2 in; Free Air CFM @ 10 Vacuum 1 1/2 in; Series Spectrum; Overall Height 32 in; Overall Width 33 in; Overall Depth 25 1/4 in; Compatible with Product Type HVAC and Refrigeration; Manufacturers Warranty Length 5 yr