New Yorker Cast Iron Boiler 85% AFUE 140k Input, 120k Gross Out, 104k Net Out, 347 lbs, 1-1/4" NPT Heating Connections, 1/2" NPT Gas Connection, 3" Vent Size, Dims (WxDxH) 18-1/2" W x 26-1/2" D x 37-3/4"H