Item Description

51 In.H-W 6.5 In.L Extrd Alu Backdraft Dampr Damper Application Backdraft For Nominal Duct Diameter Not Applicable Frame Material Aluminum Number of Panels 2 Maximum Air Velocity 3250 fpm Overall Height 51 in Rough Opening Diameter 48 1/2 in Rough Opening Shape Square Fits Fan Diameter 48 in For Duct Shape Not Applicable Free Area 12.9 sq ft Overall Width 51 in Frame Material Thickness 0.8 in Overall Length 6 1/2 in Connection Type Not Applicable Frame Depth 3 in

Manufacturer Name: DAYTON

Manufacturer Part Number: 4FZJ2

Brand Name: DAYTON

Country of Origin: United States (US)

National Stock Number: n/a

Unit of Measure: EA

Item Weight: 35.000 pounds

UNSPSC: 30151801 | UPC: n/a

Manufacturer's limited warranty.