A KD 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 three showers and a dishwasher at the same time.

KD Navien® Combination Boiler, Condensing High Efficiency, Series: NCB-H Series, Liquid Propane/Natural Gas Fuel, 11000 to 60000 Btu/hr Space Heating, 10000 to 160000 Btu/hr DHW Input, 1 x 3/4 in NPT Connection, Electronic Ignition, 56000 Btu/hr DOE Heating, 95 % AFUE, 120 VAC, 15 A, Forced Draft Direct Vent, Cold Rolled Carbon Steel Housing Material, Wall-Hung Mounting, 17.3 in W x 12.8 in D x 29.3 in H Dimensions

• 2 in venting up to 65 ft and 3 in venting up to 150 ft
• Smart controls LCD display, quick dial wheel and setup wizard
• Advanced stainless steel dual heat exchangers
• 15:1 DHW and up to 5.5:1 heating TDR
• Field convertible gas system (natural gas/liquid propane) up to 10100 ft
• Capable of cascading up to 15 NPE water heaters
• Capable of common venting up to 7 NPE water heaters
• Built-in three zone pumps and three zone valves powered connections

• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/KD_Navien_NCB190060H_Catalog.pdf https://hs-beta.cimm2.com//ASSETS/DOCUMENTS/ITEMS/EN/https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/KD_Navien_NCB190060H_Catalog.pdf
• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/KD_Navien_NCB190060H_User_Manual.pdf https://hs-beta.cimm2.com//ASSETS/DOCUMENTS/ITEMS/EN/https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/KD_Navien_NCB190060H_User_Manual.pdf
• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/KD_Navien_NCB190060H_Specification_Sheet.pdf https://hs-beta.cimm2.com//ASSETS/DOCUMENTS/ITEMS/EN/https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/KD_Navien_NCB190060H_Specification_Sheet.pdf