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DAYTON 4HX66 Damper,Roof Mount
- The brand for this item is DAYTON
- Orders $75 or more ship free
- This item ships directly from Zoro
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21 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 21 in, Rough Opening Diameter 19 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 18 in, For Duct Shape Square, Free Area 1.9 sq ft, Overall Width 21 in, Frame Material Thickness 20 ga, Overall Length 4 1/2 in, Frame Depth 2 in, Rough Opening Length 18 1/2 in.
This item has been restricted from sale in the following state (s): []
This item has been restricted from sale in the following state (s): []
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- Return for refund within: 30 days
- Return for replacement within: 90 days
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