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Combination Louver Damper 60x60
60 In.H 60 In.W Drnbl Extrd Alu Combo Dmpr Louver Type Combination Frame Type Hat Channel Outside Height 59 1/2 in Outside Width 59 1/2 in Rough Opening Height 60 in Rough Opening Width 60 in Louver Maximum Intake 7 481 cfm Maximum Exhaust 11 756 cfm Flange Width Not Applicable Free Area 11.2 sq ft Beginning Point of Water Penetration 1 118 fpm Maximum Air Velocity 3 500 fpm Blade Angle 45 Degrees Material Aluminum Inside Height 58 1/2 in Inside Width 57 3/4 in
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60 In.H 60 In.W Drnbl Extrd Alu Combo Dmpr Louver Type Combination Frame Type Hat Channel Outside Height 59 1/2 in Outside Width 59 1/2 in Rough Opening Height 60 in Rough Opening Width 60 in Louver Maximum Intake 7 481 cfm Maximum Exhaust 11 756 cfm Flange Width Not Applicable Free Area 11.2 sq ft Beginning Point of Water Penetration 1 118 fpm Maximum Air Velocity 3 500 fpm Blade Angle 45 Degrees Material Aluminum Inside Height 58 1/2 in Inside Width 57 3/4 in