Net Free Ventilating Area : 50 Sq-in Rough Opening Size : 9 In L X 9 In W Material : Aluminum Finish : Mill Installation Type : Roof Length : 16-1/2 In Width : 15 In Height : 4 In Suitable For : Kitchen Duct Outlets, Bathroom Fan Exhausts And Attic Exhaust Ventilation
Vent Hole Size : 6 In Material Gauge : 0.018 Material : Galvanized Steel Dimensions : 6-5/8 In ID X 12-7/8 In OD Installation Type : Wall Suitable For : Type B Gas Vent
Power Supply : 120 V Speed Rating : 1100 Rpm Material : Aluminum Installation Type : Roof Suitable For : Existing Vent To Add Powered Ventilation To A Cable
Specifications : 4 In Collar Material : Polypropylene Color : White Number Of Pieces : 8 Includes : (1) 4 In X 8 Ft ProFlex Transition Duct, Plastic Connector Piece
Grill Type : Mesh Net Free Ventilating Area : 62 Sq-in Rough Opening Size : 8 In L X 16 In W Material : Thermoplastic Color : Gray Suitable For : Standard Vent Openings
Net Free Ventilating Area : 75 Sq-in Rough Opening Size : 12-1/2 In L X 12.81 In W Material : Polypropylene Color : White Length : 14.56 In Width : 14.813 In