What Refrigerants Are Flammable?

These include chlorofluorocarbons (CFCs), hydrochlorofluorocarbons (HCFCs) and hydrofluorocarbons (HFCs). Due to the concern over the impact of SGGs in the atmosphere, the use of alternative refrigerants with low GWP is increasing.

What kind of refrigerant is flammable?

As opposed to what? R22 and R410A are considered to have low flammability levels and are listed as A1. A and B are the toxicity levels of the refrigerant; “A” being lower than “B”, while 1,2 and 3 are the flammability ratings, with 1 being the lowest and 3 being the highest.

Are all refrigerant flammable?

Historically, the refrigerants in our homes and businesses have been non-flammable and non-toxic. ... Many of these products have low flame velocity, are difficult to ignite, and are safer than high flammability gases like propane.