A refrigerant blend is two or more refrigerants mixed together to form a new refrigerant. All 400 Series refrigerants (e.g., R-404A, R-448A, R-449A) are classified as blended refrigerants. One of the ...
Beginning on January 1, 2020, producing or importing R22 freon will become illegal in the United States. Given the refigerant’s ozone-damaging properties, the move is the latest step in the EPA’s ...
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