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For more than 100 years, Lochinvar has lead the charge when it comes to innovation, products, education and service.

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New Product

Knight XL® Commercial Boiler

Providing the ultimate installation flexibility, the Knight XL Commercial Boiler is now offered with a 97% thermal efficiency, Smart Touch™ Control, and inputs of 400,000, 500,000, 650,000, 800,000 plus 1 powerful addition, the 1 million Btu/hr model.

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Lochinvar Knight XL Commercial Boiler

Case in point - Finger Lakes Community College

Lochinvar’s Crest Condensing Boiler


See More

Lochinvar’s KNIGHT XL® Boiler Revamped with Innovative Features

Commitment to sustainability, efficiency drives updates

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Crest brings NASA's Kennedy Space Center high efficiency heating system upgrade.

Lochinvar Refines KNIGHT® Wall Mount Fire Tube Boiler

Installation flexibility and common parts make KNIGHT Wall Mount an easy choice