Louver Damper, Adjustable, 24H x 60W DESCRIPTION_UPDATE mongo_id: 65bbe8b722d7a989a99101ee

mongo_id: 65bbe8b722d7a989a99101ee

mongo_id: 65bbe9cb22d7a989a997a619

Outside Diameter 2 7/8 in

1/2" X 20 Yds

Louver Damper, Adjustable, 24H x 60W DESCRIPTION_UPDATE mongo_id: 65bbe8b722d7a989a99101ee26. 5 In. H 62. 5 In. W Drnbl Extrd Alu Combo Dmpr, Louver Type Combination, Frame Type Flanged, Outside Height 23 1 2 in, Outside Width 59 1 2 in, Rough Opening Height 24 in, Rough Opening Width 60 in, Louver Maximum Intake 4,509 cfm, Maximum Exhaust 6,447 cfm, Flange Width 1 1 2 in, Free Area 4 sq ft, Beginning Point of Water Penetration 1,118 fpm, Maximum Air Velocity 3,000 fpm, Blade Angle 45 Degrees , Material Aluminum, Inside Height 22 1 2 in,