Hi, if this is a home a/c and its the older unit, it will be R-22. The new central a/c units are coming out with R-410A. R-12 is for some refrigerators and autos.Shastalaker7
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Hi, if this is a home a/c and its the older unit, it will be R-22. The new central a/c units are coming out with R-410A. R-12 is for some refrigerators and autos.
Shastalaker7