Item Description

13.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr Damper Application Backdraft For Nominal Duct Diameter Not Applicable Frame Material Aluminum Number of Panels 1 Maximum Air Velocity 2250 fpm Overall Height 13 3/4 in Rough Opening Diameter 11 1/2 in Rough Opening Shape Square Fits Fan Diameter 10 in For Duct Shape Square Free Area 0.6 sq ft Overall Width 13 3/4 in Frame Material Thickness 0.1 in Overall Length 4 1/2 in Connection Type Not Applicable Frame Depth 1 5/8 in

Manufacturer Name: DAYTON

Manufacturer Part Number: 4HX33

Brand Name: DAYTON

Country of Origin: United States (US)

National Stock Number: n/a

Unit of Measure: EA

Item Weight: 2.650 pounds

UNSPSC: 40101504 | UPC: n/a

Manufacturer's limited warranty.