18 In. 2-Speed Modern Whole House Fan with Ceiling Grid Dome_Steel Suitable for installs up to

Suitable for installs up to an 8/12 roof pitch

This temperature controller features a fusible link which will shut off your electric attic or exhaust fan in unsafe operating conditions exceeding 183° F

or busy gyms

This nozzle pack is compatible with fan models CDMP1810 and CDMP1840GRY

This motor is compatible with fan model IF30

18 In. 2-Speed Modern Whole House Fan with Ceiling Grid Dome_Steel Suitable for installs up toEnergy efficient whole home cooling, delivering 2,700 CFM of high velocity airflow to refresh spaces up to 930 sq. ft., lowering AC dependence and utility costs Ultra quiet ducted design utilizes a 12 foot flexible duct to isolate the fan motor deep inside the attic, eliminating traditional whole house fan noise No cut joist installation with a pre assembled damper box that easily fits standard 16 inch or 24 inch on center ceiling joists Galvanized