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FANTECH 411112 Damper back draft steel for circular ducts 4"
Back draft damper for circular ducts, manufactured from galvanised sheet steel. The two blades are spring-loaded, which means that the damper can also be mounted vertically.
| Brand Name | Fantech | Item Name | Backdraft Damper |
| Trade Size | 4 in | Material | Steel |
| Color/Finish | Galvanized | Dimensions | 3-1/4 in dia x 4 in H |
| Application | For Circular Ducts |
| 1 - Unit |