Louver Damper, Adjustable, 24H x 48W DESCRIPTION_UPDATE Service Height Range 7 in

Service Height Range 7 in to 9 in

zoro_no: G8813156

zoro_no: G9862474

Sign Legend Style Symbol and Text graingerSKU: 475T73

Louver Damper, Adjustable, 24H x 48W DESCRIPTION_UPDATE Service Height Range 7 in26. 5 In. H 50. 5 In. W Drnbl Extrd Alu Combo Dmpr, Louver Type Combination, Frame Type Flanged, Outside Height 23 1 2 in, Outside Width 47 1 2 in, Rough Opening Height 24 in, Rough Opening Width 48 in, Louver Maximum Intake 3,559 cfm, Maximum Exhaust 5,090 cfm, Flange Width 1 1 2 in, Free Area 3. 2 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