Q: Are the new refrigerants propane bassed (R32 R454B) A: No! Let's take a look at basic chemistry to see they are very different. Remember bad news travels fast and the truth travels slow. The changes are here, it's important to be prepared, take the class and get certified for the new refrigerants so you will have the facts. Visit ESCO Institute website "HVAC E Learn network" for many great courses such as the "low GWP" course that included the A2L refregerants. Find out where you can take the
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