The “Flammability” of A1s and A2Ls

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Don Gillis compares the flammability levels of A1 versus mildly flammable A2L refrigerants, explaining that while A1s are labeled as "non-flammable" they will combust under the right conditions. Lab tests show that A2Ls are more similar to A1s than they are different.

#hvac #a2l #refrigerant #flammability