Boiler
NCB700 Advanced Condensing Combi-Boiler
Model NCB700-190/060 / NCB700-190/080 +3
96% AFUE condensing. Built-in Wi-Fi with NaviLink app and over-the-air updates.
- AFUE
- 96.0%
- Max input
- 150,000 BTU
Navien Boilers
Navien NFB-H Condensing Fire Tube Heating Boiler
Model NFB-175H / NFB-200H
Patented stainless steel fire tube heat exchanger. Built-in 3 zone pumps or 3 zone valves powered connections.
Key specifications
- AFUE
- 95.0% (Energy Star certified)
- Gas input (BTU/h)
- NFB-175H: 13,300-175,000; NFB-200H: 13,300-199,900
- Turndown ratio
- NFB-175H: 13.2:1; NFB-200H: 15:1
- Heating capacity (BTU/h)
- NFB-175H: 160,000; NFB-200H: 183,000
- Venting
- 2" or 3" PVC, CPVC, polypropylene; 2" PVC up to 65 ft
- Warranty
- 15 yr heat exchanger; 5 yr parts; 1 yr labour
Specifications from Navien. Ratings vary by model size and matched equipment.
Features
- Patented stainless steel fire tube heat exchanger.
- Built-in 3 zone pumps or 3 zone valves powered connections.
- Cascading up to 16 boilers; common venting up to 8.
- Setup Wizard and Quick Dial Wheel interface.
Why buy from Lancaster
Installed right, backed for the long run
- Correctly sized for your home with a proper heat-loss calculation
- Licensed, factory-trained installers since 1955
- Help with rebates and Financeit financing
- Maintenance plans and 24/7 emergency service
More Navien boilers
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Boiler
NCB-H Condensing Combi-Boiler
Model NCB-190/060H / NCB-190/080H +3
Up to 210,000 BTU/h for DHW. Built-in zone controls for up to three zone valves or zone pumps.
- AFUE
- 95.0%
- Max input
- 150,000 BTU
Boiler
NFC-H Condensing Fire Tube Combi-Boiler
Model NFC-250/175H / NFC-250/200H
Stainless steel fire tube heat exchanger. Dual inputs: 210,000 BTU/h DHW and up to 199,900 BTU/h heating.
- AFUE
- 95.0%
- Max input
- 199,900 BTU
Boiler
NHB-H Condensing Heating Boiler
Model NHB-55H / NHB-80H +2
Compact wall-hung condensing boiler in four sizes. Built-in hardware to control a boiler pump, 3 zone pumps or 3 zone valves.
- AFUE
- 95%
- Max input
- 150,000 BTU
Financing for new home systems
Spread the cost with monthly payments
A new furnace, air conditioner, heat pump or water heater doesn't have to wait. Start saving on energy now and pay over time.
- Get your free, itemized quote
- Apply online with Financeit
- Choose a monthly plan that fits
Talk to a Lancaster HVAC expert
Licensed, certified technicians serving Hamilton, Niagara and surrounding areas since 1955. Emergency service available 24/7.