A generic name for a device consisting of a blower and a finned-tube heat exchanger. It is used to either heat or cool the air passing through it based on the temperature of the fluid circulating through the tubes of the heat exchanger.
This is a device that moves and mixes air. They include fan blowers, coils, filters and expansion mechanisms. Generally, the air conditioner unit containing these components is referred to as the air handling unit and will be situated indoors. Click on the split systems link to learn more about air conditioner structure. Acronym for the Air Conditioning and Refrigeration Institute
Also known as the "indoor unit", the air handler is the evaporator section of your air conditioning system. It circulates and delivers the cooled air. The indoor unit contains the evaporator coil, an indoor fan motor and, sometimes, a heat strip (for supplemental heating).
An air moving and/or mixing unit. Residential air handlers include a blower, a coil, an expansion device, a heater rack and filter. Heaters for air handlers are sold as accessories. In some models heaters are factory installed.
Fan-blower, filter, heat transfer coil, and housing parts of a system. Also known as the blower section and part of the split system, this unit is commonly in your home or attic and blows the air through your house. This has to be matched with the condenser properly to assure maximum efficiency. This will contain your heating and evaporator coil.