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This backdraft damper from Dayton is designed for easy roof mount installation, providing a secure seal on square ducts up to 12 inches in diameter. Its compact 4.5-inch length and 14-inch height make it ideal for tight spaces. With a maximum air velocity of 2000 fpm, this damper ensures efficient airflow while preventing backdrafts and air leaks. Suitable for applications such as residential and commercial roofing, this damper provides a reliable solution for maintaining a consistent indoor environment. Its durable galvanized steel frame and aluminum backdraft panel ensure long-lasting performance and easy maintenance.
14 In.H-W 4.5 In.L Aluminum Backdraft Damper, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2000 fpm, Overall Height 14 in, Rough Opening Diameter 12 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 12 in, For Duct Shape Square, Free Area 0.7 sq ft, Overall Width 14 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 11 1/2 in