Royal Metal Products

10 in. 28 ga Duct Board Collar with Damper

Part #R310F10 | Item #3292584 | Manufacturer Part #310F10

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Diameter:

10 in

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Starting collars are assembled with 1/8" x 1/8" Zinc-coated Steel rivets and are rolled formed with 1 1/2" crimp and 3/8" convex beads for branch duct connection
Damper is Duro Dyne Rapit Regulator 5-piece with handle
Flange is 1" wide and corrugated for added durability
Material: Type-B Galvanized Steel

ASTM Specifications: ASTM A653 CS Type B

Diameter: 10 in

Duct Shape: Round

Gauge: 28

Height: 6 in

Material: Galvanized Steel