An evaporator coil is a part of an air conditioning unit or refrigeration system that helps cool the air or refrigerant by turning it into a gas through the process of evaporation. Full definition
This service includes looking at compressors, evaporator coils and other parts. (fooddrink-magazine.com)
Its June in the South and the evaporator coil on my air conditioner developed a hole (it was old), so all of the expensive freon leaked out and my house was burning up. (financialdemics.com)
Its products include residential central air conditioners, gas, electric and oil furnaces, commercial air conditioning and heating equipment and systems, and other specialized equipment; parts, including replacement compressors, evaporator coils, motors and other component parts; and supplies, including thermostats, insulation material, refrigerants, ductwork, grills, registers, sheet metal, tools, copper tubing, concrete pads, tape, adhesives and other ancillary supplies. (borntosell.com)