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The Navien NHB-55 is a high efficiency condensing heating boiler designed for residential and commercial applications. With a maximum heating input of fifty-five thousand BTU per hour, this indoor wall-hung unit offers reliable performance.
This boiler excels in both heating capacity and energy efficiency, making it suitable for various installations. Its compact design allows for easy wall mounting.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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