The RLS Press Fitting connection process results in a repeatable and reliable mechanical joint every time – as well as a perfectly clean joint inside and out. RLS fittings have a proven track record of reliability, with more than five years of field use and millions of fittings installed worldwide. RLS Press Fittings were specifically designed and engineered for use in high-pressure HVAC and refrigeration systems. They are fully registered and listed to UL207 for pressures up to 700 PSI.
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