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NHB-150H - Condensing Heating Boiler - 150,000 BTU

NHB-150H - Condensing Heating Boiler - 150,000 BTU

Regular price $1,677.20 USD
Regular price Sale price $1,677.20 USD
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Navien NHB-150H - Condensing Heating Boiler - 150,000 BTU

The Navien NHB-150H is a high-efficiency condensing wall-hung boiler designed for indoor residential and light commercial heating. It delivers up to 95% AFUE with a 15:1 turndown ratio, providing precise temperature control and energy savings. Compact and wall-mounted, it measures 17.3" wide by 23.8" high and 12.8" deep, weighing 80 pounds. The boiler supports forced draft direct venting with flexible vent pipe options and lengths, allowing versatile installation.

This model includes advanced user controls and a built-in 3-zone controller to simplify multi-zone heating systems. Safety is prioritized with multiple built-in detectors and sensors, while certification to Energy Star and other standards ensures reliability. The NHB-150H is field convertible for use with natural gas or propane, meeting diverse installation needs.

Features

  • 95% AFUE efficiency with 15:1 turndown ratio
  • Field convertible between natural gas and propane
  • Electronic ignition system
  • Stainless steel primary and secondary heat exchangers
  • Built-in 3-zone controller for zone valves or pumps
  • Vent compatible with 2" or 3" PVC, CPVC, polypropylene, and special gas vent piping
  • Maximum vent length: 2" up to 65 feet, 3" up to 150 feet
  • Compact wall-hung design: 17.3" W x 23.8" H x 12.8" D; 80 lbs
  • Advanced controls with backlit interface, click-wheel, and setup wizard
  • Safety devices including flame rod, air proving switch, gas valve and ignition detectors, high limit switches, and vent installation detector
  • Zero clearance to combustibles
  • Certifications: Energy Star, CSA B149.1, ASME H, ANSI Z223.1

Applications

  • Residential and light commercial space heating
  • Multi-zone hydronic heating systems
  • Installations requiring compact, wall-mounted boilers
  • Retrofits and new construction
  • Systems needing flexible venting and fuel options

 


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  • ⭐⭐⭐⭐⭐

    Absolutely great experience from start to finish. The combi boiler arrived quickly, was exactly as described, and works perfectly. The customer service team answered all my questions and helped me choose the right model for my home. Installation was smooth and my heating system is now much more efficient.

  • ⭐⭐⭐⭐⭐

    Very impressed with both the product quality and service. My new combi boiler arrived on time, well packaged, and has been running flawlessly. It heats water much faster than my old unit and has already helped lower my energy usage. Great value for the money.

  • ⭐⭐⭐⭐⭐

    Excellent experience purchasing from this store. The ordering process was simple, delivery was fast, and the boiler works exactly as expected. The support team was professional and responsive throughout. I would definitely buy from them again.