airconditioner
An air conditioner cools indoor spaces by removing heat and moisture from the air and transferring it outside. It can be central, cooling multiple rooms through ducts, or a standalone unit such as a window unit, a portable unit, or a split system with an outdoor condenser and an indoor air handler. Key components include refrigerant, a compressor, evaporator and condenser coils, and an expansion device.
Most systems operate on the vapor-compression cycle: refrigerant absorbs heat at the indoor coil, is compressed
Types include window units for single rooms, split systems with indoor and outdoor components, central systems
Efficiency is measured by SEER or EER; higher values indicate lower operating costs. Energy Star labels indicate
Sizing and installation should be performed by qualified professionals. Regular maintenance includes filter replacement, coil cleaning,
Air conditioners improve comfort and can aid air quality when paired with filtration, but they do not