Odourless, safe chemical fluid used in the AC. This is circulated in the AC inside the copper tubing to produce cooling in the room.

The unit or box fitted outside the room in Split AC

The unit or box fitted inside the room in Split AC

Used in the heat exchangers. It could be of plain, sine wave, slit or double slit type.

Heat exchange coil used on the Indoor side. This throws cold air into the room. See also Heat exchanger

Motor used to drive the fans and blowers in the AC. Window AC uses one fan motor. Split AC Indoor and Outdoor units have individual fan motors.

Wiring in the AC. In Split AC, the electrical cable is run between the Indoor and Outdoor units.

Used in the heat exchangers. The inner surface could be plain or inner-grooved. In Split AC, Copper tubing is used for connecting the Indoor unit and Outdoor unit for circulating refrigerant.

Refers to the heat exchange coil used on the outdoor side. This throws hot air into the atmosphere. See also Heat exchanger

Amount of cooling expressed in watts or kilo watts or Btu/hour. More the number, higher the cooling capacity.