Net Free Ventilating Area : 720 Sq-in Air Flow Rate : 1500 Cfm Material : Steel Installation Type : Roof Dimensions : 25 In L X 25 In W Suitable For : Attic Spaces Up To 2800 Sq-ft
Rough Opening Size : 16-1/2 In L X 16-1/2 In W Material : Aluminum Color : White Width : 19-1/4 In Height : 19-1/4 In Suitable For : All Gable-Mount Power Attic Vents
Net Free Ventilating Area : 50 Sq-in Roof Pitch : 3/12 To 12/12 In Duct Shape : Square Material : Polypropylene Color : Black Overall Length : 17.2 In Overall Width : 16.82 In Overall Height : 4.95 In
Connection Size : 4.2 In Connection Type : Male X Female Thread Material : Aluminum Dimensions : 4 In Dia X 6.2 In L Suitable For : Dryer Includes : (1) Male Rotating Snap-Lock, (1) Female Rotating Snap-Lock
Grill Type : Mesh Net Free Ventilating Area : 65 Sq-in Rough Opening Size : 8 In L X 16 In W Material : Thermoplastic Finish : Black Oxide Suitable For : Standard Vent Openings