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The R-22 refrigerant used in older cars and home A/C systems is recovered if the system is replaced. (If the contractor is honest.) My home A/C guy doesn't check the system pressures, which is a normal part of annual servicing, because the system is old and when you connect to it to do the test, some of the freon leaks out.
by asdf on Fri Sep 24th, 2021 at 11:40:36 PM EST
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