New Yorker CG40, 105K Input Cast Iron Gas-Fired Water Boiler

New Yorker CG40, 105K Input Cast Iron Gas-Fired Water Boiler Product Specifications 84% AFUE 105-MBH Input 88-MBH DOE Heating Capacity 77-MBH Net AHRI Rating, Water Chimney vented Integrated boiler control Energy-saving thermal purge feature circulates residual warm water in heating system prior to firing boiler Integral LWCO (IDL-1200) Additional pump relay Natural gas Cast iron heat exchanger: Meets the ASME Boiler and Pressure Vessel Code Metal section connectors: Resist chemicals, increases the life of the boiler Step-opening gas valve: Provides smooth & quiet start-up Lifetime limited warranty Standard Equipment Insulated steel jacket Integral draft diverter, damper and connector included Heavy gauge 1" base insulation Integrated boiler control simple, self-diagnostic, with 3-digit readout for status Step-opening redundant gas valve 130 F minimum return temperature rating Spark ignition with continuous retry User-friendly wiring with 120V J-box Circulator Taco Cast iron sec