10 Best Refrigerants 2025

In the world of refrigerants, finding the perfect oil or fluid can be the difference between a smoothly running machine and a major headache. That's why we reviewed and scored many products in the refrigerants category, with scores ranging from 7.5 up to an impressive 9.6. And when it comes to the top-rated item, Johnsen's is the clear winner. Their 6313 R134a Refrigerant w/UV Dye for MVAC use in a 12oz Self-Sealing Container (3 Pack) (3) is not only highly effective, but also incredibly convenient. No more messy spills or wasted refrigerant. Trust us, you won't want to pass up on this one. Keep your systems running smoothly with Johnsen's refrigerant.