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Ships within 48 hours · Estimated delivery Oct 19 - Oct 24
Blades spaced at 2/3"
* 2634 - Square or rectangular Spring actuated (6) out-of-airstream fire damper for horizontal or vertical mount
Standard Features * Stamped steel curved blade T-Bar lay-in diffuser with perforated face * Five air patterns: 101 P - one way
* UL and California State Fire Marshall approved * 2" thinline frame * Interlocking steel roll-formed blade (3) with roll-formed frames (1) * Blade lock (5) * Damper manufactured from corrosion tested galvanized mild steel (G-90) * Self locking corner (4) * 165° replaceable fusible link (2) h3
Standard Features * 16 gauge galvanized channel frame * Parallel blades are cee 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
Backdraft Vertical Mount 3550-12X36 Commercial Blades spaced at 2/3"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
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