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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
Standard Features * 2633 - Square or rectangular out-of-airstream fire damper for vertical mount only
165° replaceable fusible link
Submittals and Performance Data
Performance Data
Backdraft Vertical Mount 3550-28X36 Accessories Standard Features * 2633 -h3. 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$ 75.00
US$ 42.00
US$ 41.99
US$ 29.00
