24 In. Heavy Duty Exhaust Fan with Automatic Shutter Part_Handles Ventilates your attic year-round to

Ventilates your attic year-round to reduce heat and moisture

This part is available as a factory install item if you are uncomfortable installing a pump on your own

Replace your old motor using only a hex key and wrench to complete installation

and screws and locking nuts to successfully assemble and replace your existing barrel fan blade assembly

Get the best out of your fan with this large 40 gal

24 In. Heavy Duty Exhaust Fan with Automatic Shutter Part_Handles Ventilates your attic year-round toProvides ventilation by moving air up to 4,100 CFM Fully assembled with wire in design Uses a rough opening of 28. 25" x 28. 25" Rust resistant galvanized steel housing with removable interior grille Pre drilled holes on flange and rolled flange edges for safe and easy installation Automatic shutter prevents drafts from entering through the external opening OSHA compliant grille and totally enclosed, energy efficient PSC motor Requires wiring to your