Evaporator Coil

Side view of an Evaporator Coil

Definition

An evaporator coil changes refrigerant from liquid to gas in your AC unit. By doing this, the refrigerant heats just enough to change from liquid to gas (evaporate) and soaks up large amounts of heat from inside your home.

Synonyms

Heat Exchanger, Evaporator

Abbreviations

EVAP

Related Terms

Expansion Valve

Expansion Valve

Controls how much refrigerant is allowed to flow into the evaporator coil

R-12

R-12

Common type of refrigeration used in older home AC systems

Freon

Freon

Brand name for a type of refrigerant used in air conditioning systems

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