QwikCheck – Detects inorganic acid in 2-seconds down to 1 part per million in HVAC/R systems. Fast, accurate, and easy to use, QwikCheck provides an early warning of acid problems. The Yellow to Red color change allows you to easily and clearly communicate the need for action to the equipment owner. Works with all refrigerants and oils. Meets EPA venting regulations. For use, simply insert the valve core depressor into the center of the suction-side, vapor-service/Schrader valve while system is operating.
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