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Ships within 48 hours · Estimated delivery Sep 2 - Sep 7
To adjust diffuser
*Pricing is based on standard 14 GA steel construction
Adjustable single deflection grille
round collar only) * 830 OR - factory installed opposed radial damper (sizes 6"-14") * 830 FR - U
Standard Features * 2501 -Square or rectangular for vertical mount only
Opposed Blade Volume Damper 3000-0BD-70X38 Smoke-Fire Damper To adjust diffuserh3. 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.
