Dayton 5NKH8 - Combo Louver Damper,Adj,29-1/2 H,Alum
Dayton 5NKH8 - Combo Louver Damper,Adj,29-1/2 H,Alum
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24 In.H 27 In.W Drnbl Extrd Alu Combo Dmpr, Louver Type Combination, Frame Type Hat Channel, Outside Height 29 1/2 in, Outside Width 29 1/2 in, Rough Opening Height 30 in, Rough Opening Width 30 in, Louver Maximum Intake 1,724 cfm, Maximum Exhaust 2,475 cfm, Flange Width Not Applicable, Free Area 2.2 sq ft, Beginning Point of Water Penetration 1,118 fpm, Maximum Air Velocity 3,000 fpm, Blade Angle 45 Degrees , Material Aluminum, Inside Height 28 1/2 in, Inside Width 27 3/4 in, Number of Blades 6
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