Raypak: MVB® Modulating Vertical Hydronic Boilers

Features: 84% Efficiency Cat I venting. Cast-iron headers with copper finned tube heat exchanger standard. Brass headers and cupro-nickel tubes available as options. AB 1953 compliant. Minimum required inlet water temperature 105F. Modulating gas valve and burner, up to 1.7:1 turndown. Engineered with precisely matched system components. Smallest installed footprint..
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Raypak: XFyre® Hydronic Boilers

Features: Efficiency up to 94% Condensing, Cat IV venting required. All models CSA indoor/outdoor certified. Small footprint, less than 9-1/2 square feet. Top side water connections – allows side by side installation. All models are equipped with 316L welded stainless steel heat exchanger and copper plumbing. ASME Section IV constructed..
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Raypak: XTherm™ Condensing Boilers

The all new XTherm – vertical modulating condensing boiler in sizes to 2000 MBTU. XTherm combines time honored high recovery copper fin technology with cutting edge control and combustion advancements. The installer and building owner enjoy broad installation flexibility, easy commissioning, optimum seasonal efficiency, and long term reliability. Remarkably small..
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