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To flush or replace coils
I need to replace my R22 condenser. I had my evaporator coil replaced (the whole air handler unit actually) just a few years ago and it can handle R410.... -
Mixing R22 and R410 components
Our R22-based central A/C has a leaky indoor coil. I have received two estimates for repair. One guy said we can replace just the indoor coil with an...
