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Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
Uniform 360 degree discharge pattern
SUBMITTALS 845 Series Submittal
7/8” Wide x 7/8” High square holes
For damper free area chart A click here * 2563 - Out-of-Airstream fire door
* UL and California State Fire Marshall approved * 4-1/4" standard frame style * Maximum dimension 60w
Backdraft Vertical Mount 3550-30X10 Accessories Uniform 360 degree discharge patternh3. Standard Features * 3550 Vertical mount * 3560 Horizontal mount air up * 3570 Horizontal mount air down * 3580 Round sizes available 5" to 24" * All non motorized backdraft dampers * Dampers are opened by air pressure differential and closed by gravity * 16 gauge channel frame with 26 gauge galvanized blades * Out of airstream linkage * Blades are vee stiffened 26 gauge for strength and stability * Square steel pivot pins * Nylon bushings * Single
US$ 89.00
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