Navien NHB-55


KD Navien® Condensing Gas Hot Water Boiler, High Efficiency Sleek Design, Series: NHB, Liquid Propane/Natural Gas, Net IBR Rating: 44 MBtu/hr, 8000 to 55000 Btu/hr Input, 3/4 in FNPT, Electronic Ignition, 51 MBtu/hr DOE, 95 % AFUE, 1/2 in Flue Outlet, Forced Draft Direct Vent, 2 in Vent, Cold Rolled Carbon Steel Housing, Wall Hung Mount, Ultra Low NOx: No, 17 in W x 12 in D x 24 in H, Commercial/Residential/Dual: Commercial/Residential, Import

  • Super condensing efficiency
  • Dual stainless steel heat exchangers
  • SCH 40, 2 in PVC venting up to 60 ft
  • 1/2 in gas pipe up to 40 ft
  • TDR up to 7:1
  • Integrated controls
  • Field convertible to LP Gas
More Information
Brand Navien
Brand Name Navien
Manufacture Name NAVIEN INC
Commercial/Residential/Dual Commercial/Residential
Housing Material Cold Rolled Carbon Steel
Flue Outlet Size (in) 1/2
AFUE Rating (%) 95
DOE Heating Capacity (MBtu/hr) 51
Input Capacity (Btu/hr) 8000 to 55000
Net IBR Rating (MBtu/hr) 44
Gas Type Liquid Propane/Natural Gas
Ultra Low Nox No
Weight (lb) 73.0
Dimensions 17 in W x 12 in D x 24 in H
Mounting Type Wall Hung
Vent Type Forced Draft Direct
Ignition Type Electronic
Domestic/Import Import
Connection Type 3/4 in FNPT
Item Condition new condition
Tax Class Name taxable goods
Product Truck Shipping Flag no
Country of Manufacture United States
Country USA
Type High Efficiency Sleek Design
Series NHB
Vent Size (in) 2