Meet Ray, Mestek’s newest breakthrough in hydronic heating "

Mestek Inc. introduces its newest breakthrough in hydronic heating: Ray, a high-efficiency, low-mass, fully condensing, cast-iron residential boiler. Ray utilizes SmartCycle technology, an on-board digital control that learns optimum cycling pattern/firing rates based on actual usage. Designed using proven commercial technology, this gas-fired boiler offers a maximum DOE heating capacity of 173,000 Btuh making it ideal for today’s most energy-demanding homes.

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