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Lochinvar is proud to introduce the new, improved KNIGHT fire tube boiler—delivering ultimate ease of installation, unmatched operational reliability and serviceability. Recent upgrades keep KNIGHT at the head of the class, allowing it to continue to lead the charge as the industry-leading high-efficiency residential boiler. With more adjustable parameters than any other competitor, KNIGHT is the most flexible residential boiler you can install. Today, the new KNIGHT boiler family is available in 13 model options—six floor mounts and seven wall mounts. It also offers a broader range of heating capacity from 55,000 to 399,000 btu/h while continuing to work at 95% AFUE efficiency.

  • – 6 models floor mount from 55,000 to 285,000 btu/hr
  • – 7 models wall mount from 55,000 to 399,000btu/hr
  • – 95% AFUE
  • – Up to 10:1 turndown ratio
  • – ECM variable speed boiler pump

Additional information