Damper Backdraft

SKU: P04BQ21

MODEL/PART#

4HX77

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Product Description

17.75 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 17 3/4 in Rough Opening Diameter 15 1/2 in Rough Opening Shape Square Fits Fan Diameter 12 in For Duct Shape Square Free Area 1.2 sq ft Overall Width 17 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

Shipping Information

Ship Weight [kg] 1.792000
Ship Width [cm] 5.08
Ship Height [cm] 47.752
Ship Length [cm] 46.736
Origin United States
HS Code 7610900080

Item Specifications

Manufacturer DAYTON
Model/Part# 4HX77

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