REVISED GUIDELINE: Say goodbye to the rainbow of refrigerant canister colors. As of 2020 all canisters will be a standard green-gray. July 4, 2016 All refrigerant containers should have one uniform ...
Significant changes to refrigerant container color protocol will commence in January 2020, as outlined in the Air-Conditioning, Heating, and Refrigeration Institute's (AHRI) Guideline N, Assignment of ...
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