Combination Louver Damper, 48x36 DESCRIPTION_UPDATE Maximum Operating Temperature 437 Degrees

Maximum Operating Temperature 437 Degrees F graingerSKU: 49JW45

Blue Water 10 ft

Sign Legend Style Text graingerSKU: 469G72

zoro_no: G4140147

Combination Louver Damper, 48x36 DESCRIPTION_UPDATE Maximum Operating Temperature 437 Degrees48 In. H 36 In. W Drnbl Extrd Alu Combo Dmpr, Louver Type Combination, Frame Type Hat Channel, Outside Height 47 1 2 in, Outside Width 35 1 2 in, Rough Opening Height 48 in, Rough Opening Width 36 in, Louver Maximum Intake 3,369 cfm, Maximum Exhaust 5,294 cfm, Flange Width Not Applicable, Free Area 5. 2 sq ft, Beginning Point of Water Penetration 1,118 fpm, Maximum Air Velocity 3,500 fpm, Blade Angle 45 Degrees , Material Aluminum, Inside Height 46 1