Mid Static intelli-AIR ducted solutions offer low capacities perfect for all size homes, up to larger capacities for light commercial applications such as offices, retail, daycares, and restaurants. Mid Static ducted solutions heat and cool large spaces or multiple rooms running from a long duct run. Easily installed in an attic, ceiling or beneath the floor, the fully-concealed whisper-quiet Mid Static intelli-AIR ducted solutions enhance air quality and offer unmatched energy-efficiencies as a variable-capacity heat pump, ensuring minimal energy is used to keep the desired indoor temperature. Capacities: 9,000 to 42,000 BTU/H Sound: as low as 24 dB(A) SEER2: up to 21.1 HSPF2: up to 13.0 COP: up to 4.62 ENERGY STAR®: most systems