Navien NFB-200H Fire Tube Condensing Heating Boiler, 199,900 BTU, 95% AFUE

The Navien NFB-200H is a fire tube condensing boiler for large homes and light commercial buildings, with up to 199,900 BTU/h input and a DOE heating capacity of 183,000 BTU/h. Its patented stainless steel fire tube heat exchanger sits on a non-metallic condensate base, so the parts that see acidic condensate cannot rust through.

• 199,900BTU/h input
• 183,000BTU/h DOE capacity
• 95% AFUEENERGY STAR
• 15:1turndown

Why it earns its place on the wall

• Patented fire tube heat exchanger in stainless steel with a non-metallic condensate dish.
• 15:1 turndown to follow the load from shoulder season to design day.
• Built-in 3 zone valves and 3 zone pumps connections for flexible hydronic control.
• Cascade up to 16 boilers and common vent up to 8 for larger plants.
• Approved to 10,100 ft elevation and compatible with up to 50% glycol.
• ASME H-stamped and NaviLink Wi-Fi ready.

Specifications

Good to know

• Gas appliances must be installed by a licensed professional following the manufacturer’s installation manual and local codes. Manufacturer warranty terms depend on professional installation and registration.
• Specifications are from the manufacturer. Check the current spec sheet and sizing guide before ordering.
• Large units ship by ground freight. You will receive tracking when your order leaves.
• Questions on sizing or venting? Call +1 901-563-1990 or email support@mouchllc.com before you buy.