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Ships within 48 hours · Estimated delivery Oct 8 - Oct 13
Available 4" thru 28" round
Standard Features * Full size fixed bar blade T-Bar lay-in return air grille *
91 Series Submittal
Concealed mounting holes with mounting screws
904 - Double Deflection Adjustable Aluminum Blade Grille for a 16" x 8" Duct Opening (front blades parallel to shortest dimension)
Volume Damper Low-Leak OBD 3000-0BDLL-66X30 Smoke-Fire Damper Available 4" thru 28" roundh3. 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$ 142.99
US$ 198.68
US$ 53.99
