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Round Fire/Smoke Damper GalvSt 11.9 in dia For Nominal Duct Diameter 12 in Damper Application Fire and Smoke Number of Panels 1 Overall Height 11 7/8 in Overall Length 16 in Rough Opening Shape Round For Duct Shape Round Overall Width 15 5/8 in Frame Material Thickness 20 ga Blade Material Galvanized Steel Maximum Air Pressure 4 in wg Overall Diameter 11 7/8 in Rough Opening Width 12 in Damper Type Dynamic Maximum Air Velocity 3000 fpm Nameplate Voltage 120V AC
Mfr 3HGL7
| Item Reference | 3HGL7 |
|---|---|
| Brand | DAYTON |
| Weight (lb) | 22.7 |
| Length (in) | 22.3 |
| Width (in) | 14.7 |
| Height (in) | 20.2 |
| Harmonization Code | 8481809020 |
| Country of Origin | United States |