Navien NHB-110 – Condensing Boiler – 110,000 BTU in – 95% AFUE – Nat Gas or LP

Description

• Turndown ratio up to 15:1
• Dual stainless steel heat exchangers
• Backlit front panel display for easy control
• Low and high voltage terminal strip
• 15-year heat exchanger and 5-year parts warranty for residential installs
• 10-year heat exchanger and 3-year parts warranty for commercial installs

BtuH Input: 110,000; Gas Type: NG/LP; AFUE: 95.0%; Width: 17″; Height: 24″; Depth: 13″; Wt. Lbs.: 80

• Super condensing efficiency
• Dual stainless steel heat exchangers
• SCH40, 2” PVC venting up to 60’
• ½” Gas pipe up to 24’
• TDR up to 10:1
• integrated controls

• Data Field		NHB-110
  Dimensions		24in. (H) x 17in. (W) x 13in. (D)
  Weight		80 lb (33 kg)
  Installation Type		Indoor Wall-Hung
  Venting Type		Forced Draft Direct Vent
  Ignition		Electronic Ignition
  Natural Gas Supply Pressure (from source)		3.5 in.–10.5 in. WC
  Propane Gas Supply Pressure (from source)		8.0 in.–13.5 in. WC
  Natural Gas Manifold Pressure		-0.08 in. WC
  Propane Gas Manifold Pressure		-0.07 in. WC
  Gas Connection Size		3/4 in. NPT (female)
  Power Supply	Main Supply	120V AC, 60Hz
  	Maximum Power Consumption	Less than 10A
  Materials	Casing	Cold-rolled carbon steel
  	Heat Exchangers	Primary and Secondary: Stainless Steel
  Venting	Exhaust	2 in. or 3 in. PVC, CPVC, approved polypropylene* 2 in. or 3 in. Special Gas Vent Type BH (Class III, A/B/C)
  	Intake	2 in. or 3 in. PVC, CPVC, polypropylene 2 in. or 3 in. Special Gas Vent Type BH (Class III, A/B/C)
  	Vent Clearance	0 in. to combustibles
  Safety Devices		Flame Rod, APS, Gas Valve Operation Detector, Ignition Operation Detector Water Temperature High Limit Switch, Exhaust Temperature High Limit Sensor