Mestek Machinery is the industry-leading designer and manufacturer of the most complete and innovative solutions for HVAC sheet metal forming and fabrication of ductwork and fittings. Mestek Machin...
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The original press-to-connect fittings for HVAC/R - with sizes up to 2-1/8". RLS fittings are the industry's most proven, with more 20 million installed since 2015.
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