For years, HVACR technicians have been used to primarily working with nonflammable (A1) refrigerants, such as R-410A, R-22, and R-404A. Now that HCFCs are being phased out and there is growing concern ...

If you’re recovering refrigerant, here are a few tips to help the process go smoothly. For starters, always wear the proper personal protection equipment (PPE). This includes protective gloves, ...