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Ships within 48 hours · Estimated delivery Sep 6 - Sep 11
Standard Features * Individually adjustable steel curved blades * Lever operated steel multi-shutter damper * Pivoted steel blades for easy firm positioning * All component parts
3/4” Wide x 3/4” High square holes
Accessory to the 90 Series
4-way reversible door on square sizes
Heavy duty steel honeycomb construction
Opposed Blade Volume Damper 3000-0BD-24X12 Step Down Ceiling Diffuser Standard Features * Individually adjustableh3. 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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