| Item Reference | 3HHN3 |
|---|---|
| Brand | DAYTON |
| Weight (lb) | 25 |
| Length (in) | 48.7 |
| Width (in) | 2.5 |
| Height (in) | 49.5 |
| Harmonization Code | 8414901080 |
| Country of Origin | United States |
47.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr Damper Application Backdraft For Nominal Duct Diameter 48 in Frame Material Galvanized Steel Number of Panels 1 Maximum Air Velocity 2250 fpm Overall Height 47 3/4 in Rough Opening Diameter 48 in Rough Opening Shape Square Fits Fan Diameter 48 in For Duct Shape Square Free Area 14.7 sq ft Overall Width 47 3/4 in Frame Material Thickness 20 ga Overall Length 4 1/2 in Frame Depth 2 in Rough Opening Length 48 in
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