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Ships within 48 hours · Estimated delivery Sep 26 - Oct 1
Unique fan-shapped pattern lends to both heating and air conditioning applications
Margin edges are 7/8" projection for baseboard installation
Recessed screwdriver operated opposed blade damper to control air volume for positive balance of system
Zinc plated steel closure spring
Note: Sizes listed are the duct or opening size the grille will fit into
Volume Damper Low-Leak OBD 3000-0BDLL-46X30 T-Bar Unique fan-shapped pattern lends toh3. 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.
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