Pay in 4 interest-free payments of $196.13 Learn more
Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
Options * Sleeve variations * 304 stainless steel construction * Fractional and odd sizes available h3
Standard Features * 2561 - Square or rectangular fire door for vertical mount only
Divided 2-way multi-louver and combination shut-off
NGD - Narrow ceiling grid dimples for 9/16" T-Rails
1550 Series Submittal
Volume Damper Low-Leak OBD 3000-0BDLL-40X20 Smoke-Fire Damper Options * Sleeve variations *h3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3.
US$ 35.95
US$ 13.14
