R22 Replacement and What You Need to Know

Every R-22 service call eventually raises the question of what to put in the system instead. The answer depends on what the system cools, what oil is in the compressor and what EPA allows for that equipment. This guide compares the R-22 replacements contractors actually use, explains what "drop-in" really means, and covers the option many skip: staying on R-22. Quick answer: No refrigerant is [...]