Pay in 4 interest-free payments of $585.26 Learn more
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
HVL Series Submittal
Blade lock to secure blades once the product is activated
Louvers designed with rolled rib for maximum strength and rigidity
Minimum size 4"x4"
Volume Damper Low-Leak OBD 3000-0BDLL-64X40 Smoke-Fire Damper HVL Series Submittalh3. 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.
