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| Item Reference | 4HX77 |
|---|---|
| Brand | DAYTON |
| Weight (lb) | 3.95 |
| Length (in) | 18.4 |
| Width (in) | 2 |
| Height (in) | 18.8 |
| Harmonization Code | 7610900080 |
| Country of Origin | United States |
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
Mfr 4HX77
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