NFB-200H – Condensing Heating Boiler – 199,000 BTU

Elfagrove NFB-200H – Condensing Heating Boiler – 199,000 BTU

The Elfagrove NFB-200H is a high-efficiency condensing heating boiler designed for residential and light commercial applications. Rated at 95% AFUE and Energy Star certified, it delivers up to 199,900 BTU/hr input with a DOE heating capacity of 183,000 BTU/hr. The boiler features a 15:1 turndown ratio for precise load matching and energy savings. Its patented stainless steel fire tube heat exchanger is paired with a non-metallic condensate base for durability and corrosion resistance. The NFB-200H includes advanced controls, supports common venting and cascading, and is approved for high-altitude installations.

Features:

• 95% AFUE – Energy Star certified
• 15:1 turndown ratio for efficient performance across variable loads
• Patented stainless steel fire tube heat exchanger with non-metallic condensate base
• 2″ venting up to 65 ft, 3″ venting up to 150 ft
• Advanced controls with intuitive interface and Setup Wizard
• Built-in powered connections for 3 zone valves or 3 zone pumps
• Common venting for up to 8 units and cascading for up to 16
• Approved for high altitudes up to 10,100 ft (NG and LP)
• Field convertible with included gas conversion kits
• Elfagrove Link Wi-Fi compatible for remote control and monitoring (sold separately)

Applications:

• Residential hydronic heating systems
• Light commercial buildings
• Installations requiring scalable boiler banks
• High-efficiency replacements for aging systems
• Multi-zone systems with valves or pumps
• Indoor wall-hung boiler installations with flexible venting options