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12” Back-draft dampers, bulk, 1Ctn=6 pcs
Item #: 499130
This bulk pack features 6 pcs of RSK12 backdraft dampers for circular ducts. Dampers are manufactured from galvanized sheet metal. The two blades are spring-loaded.
| Dimensions and weights | ||
|---|---|---|
| Weight | 7.7 | lb |
