Concealed horizontal ducted unit for applications with short duct runs. SEZ units provide comfort and efficiency while staying hidden either in the ceiling or beneath the floor. Rated capacities range from 8,100-17,200 Btu/h. Quiet operation as low as 23 dBA Ultra thin body: 7-7/8" high Built-in drain mechanism for condensate removal; lifts to 21-11/16" Air filter is included with indoor unit Automatic fan speed control PAR-21MAA wired remote controller is included Indoor unit powered from outdoor unit using A-Control Automatic fan speed control Auto restart following a power outage Limited warranty: five years on parts and defects and seven years on compressors