Volume Damper Low-Leak OBD 3000-0BDLL-34X14 past 12 months see 2700 series)

see 2700 series)

Designer Color or Other Finish available on this product

Available in 4" through 29" round

" Spiral pipe diameter must be 4” larger than width of grille

Curved saddle with gasket provides airtight fit to spiral pipe

Volume Damper Low-Leak OBD 3000-0BDLL-34X14 past 12 months see 2700 series)h3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3.