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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
3/4” Wide x 3/4” High square holes
Ideal for residential and light commercial application
Ideal for supply air in the toe space areas between kitchen cabinets
Square to round 2" collar with roll formed retention bead
For damper free area chart A click here * 2663 - Out-of-Airstream fire door
Parallel Volume Damper Low Leak 3000PLL-52X44 Smoke-Fire Damper 3/4” Wide x 3/4” Highh3. 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. Options * 3000 PLL Low Leak Air Control
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