Tonight's sponsor is BOLDR! Buy here: https://shopboldr.com/NEW_HVAC_GUIDE

There’s been a major shift in the HVAC industry—many systems are now using two different refrigerants, most commonly R-32 and R-454B. But why are we seeing this split, and what does it mean for technicians, homeowners, and the future of cooling systems? Our special guest is Clifton Beck from the ESCO Institute!