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Ships within 48 hours · Estimated delivery Oct 8 - Oct 13
Maximum size 60"x48"
For damper free area chart A click here * 2663 - Out-of-Airstream fire door
2" ADC compliant round collar with bead for ease of installation (square sizes only)
91 Series Submittal
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
Volume Damper Low-Leak OBD 3000-0BDLL-16X10 Step Down Ceiling Diffuser Maximum size 60"x48"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.
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US$ 25.00
