Navien NFC-H Condensing Gas Combi Boiler, 140,000 BTU
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Rebate:
This boiler meets the requirements for a federal tax credit and qualifies for a 30% (up to $600) rebate. Click here for more info.
Navien NFC-250/175H is an Energy Star listed mod-con combi boiler with 140,000 BTU Net Output (AHRI) and integrated 3-zone controller (for zone valves or circulators).
Technical Specifications:
Features:
This boiler meets the requirements for a federal tax credit and qualifies for a 30% (up to $600) rebate. Click here for more info.
Navien NFC-250/175H is an Energy Star listed mod-con combi boiler with 140,000 BTU Net Output (AHRI) and integrated 3-zone controller (for zone valves or circulators).
Technical Specifications:
- Input Max Fire (BTU): 175,000
- Net AHRI Rating (BTU): 140,000
- DOE Heating Capacity (BTU): 161,000
- Efficiency (AFUE): Up to 95%
- Fuel Type: Natural Gas (NG) or Propane (LP)
- Boiler Connections: 1" NPT
- DHW Connections: 3/4" NPT
- Gas Connection: 3/4" NPT
- Gas Supply Pressure: 3.5 - 10.5 WC (natural gas), 8 - 13.5 WC (propane)
- Boiler Operating Pressure: 12–80 psi
- DHW Operating Pressure Range: 15 - 150 psi
- Condensate Drain: 1/2"
- Vent/Air Size: 2" (default) or 3"
- Vent Material: PVC, CPVC, PolyPropylene (recommended), St. Steel
- Power Supply: 120V, 60Hz
- Dimensions (Depth x Width x Height): 17.3" x 17.3" x 33.5"
- Weight (lbs): 141 lb
- Mounting Type: Wall-mounted (Wall-hung).
Features:
- 2-in-1 combi boiler with space heating and domestic hot water heating functionality
- One-piece combustion chamber and innovative heat exchanger design for improved flow and performance
- Energy Star certified
- Compatible with PVC, CPVC, PolyPropylene (recommended) and St. Steel vent pipe
- Field convertible from natural gas to propane (kit included)
- Integrated 3-zone controller (for zone valves or circulators - replaces common 3-zone switching relay/zone control module)
- Built-in freeze and lightning protection, auto reset, overheat, short-circuit and CO protection and much more
- Simple and intuitive front panel control for easy set-up and diagnostics