Specification Brand : Dayton ExternallyAssignedProductIdentifier1 : 0696333096393 ExternallyAssignedProductIdentifier2 : 696333096393 ItemName : Dayton 24" Backdraft Damper/Intake Shutter, 25" x 25" Opening Required ItemPackageDimensions_Height : 2 inches ItemPackageDimensions_Length : 2 inches ItemPackageDimensions_Width : 2 inches ItemPackageQuantity : 1 ItemTypeKeyword : industrial-hvac-fans-and-circulators Manufacturer : CAI - DAYTON PartNumber : 4YN17 ProductDescription : Aluminum-frame, aluminum-louver shutters are designed for use with vertical-mounted supply fans. Galvanized reinforcement and felted edges assure easy opening and quiet sealing. Stainless steel hardware with spring-assist closure. Open depth: 6". Do not use with vaneaxial or tubeaxial fans.WARNING: Do not use with vaneaxial or tubeaxial fans.
Item: Backdraft Damper / Intake Shutter Fits Fan Dia.: 24" Shutter Overall Size: 26-3/4" x 26-3/4" Shutter Construction Material: Extruded Aluminum Frame and G-90 Galvanized Tie Rods Shutter Opening Required: 25" x 25" Shutter Free Area: 3.221 sq. ft. Shutter Mounting Position: Vertical Shutter Mounting Location: Wall Shutter Item: Backdraft Damper / Intake Shutter Frame Depth: 1-19/32" Open Depth: 6" Flange Width: 1-1/2" Mounting Hole Size: Prepunched Max. Velocity: 2250 FPM Blade Material: Mill Finish Aluminum For Use With: Vertical Mounted Supply Fans Number of Panels: 1