Navien NCB-240 Condensing Gas Combination Boiler

A Navien combi-boiler is a high efficiency boiler and tankless water heater all-in-one appliance that can provide whole house heating for small to large homes, and endless hot water for up to 3 showers and a dishwasher at the same time. Features Smart controls LCD display, quick ...A Navien combi-boiler is a high efficiency boiler and tankless water heater all-in-one appliance that can provide whole house heating for small to large homes, and endless hot water for up to 3 showers and a dishwasher at the same time. Features Smart controls LCD display, quick dial wheel & Setup Wizard Advanced stainless steel dual heat exchangers 15:1 DHW and up to 10:1 heating TDR Field convertible gas system (NG/LP) up to 10,100 ft.