18 In. 2-Speed Modern Whole House Fan with Ceiling Grid Dome_Steel excluding IF R models)

excluding IF R models)

Suitable for installs up to an 8/12 roof pitch

" featuring a

or busy gyms

Joist-in or joist-out installation

18 In. 2-Speed Modern Whole House Fan with Ceiling Grid Dome_Steel excluding IF R models)Energy 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