Because substitute refrigerants for HCFC-22 are potent greenhouse gases, it is important that food retailers use the retrofitting process as an opportunity to tighten system leaks.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- GreenChill - Fact Sheet on Leak Tight Retrofits (PDF)(2 pp, 488 K, 2015)