Combination Louver Damper, Adjustable, Max. Exhaust (CFM) 625, Max. Intake (CFM) 438, Inside Height (In.) 12, Outside Height (In.) 17-1/2, Inside Width (In.) 15, Outside Width (In.) 17-1/2, Min. Wall Opening (In.) 18H X 18W, Flange Width (In.) 1-1/4, Free Area (Square-Ft.) 0.521, Max. Velocity (FPM) 3000, Construction Material Aluminum, For Use With Intake or Exhaust Applications, Includes Bird Screen and Screen Fasteners
Combination Louver Damper, Adjustable, Max. Exhaust (CFM) 625, Max. Intake (CFM) 438, Inside Height (In.) 12,...More
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Catalog Page # 4106
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