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Ships within 48 hours · Estimated delivery Sep 8 - Sep 13
Vertical mount only
Standard Features * Individually adjustable steel curved blades * Lever operated steel multi-shutter damper * Pivoted steel blades for easy firm positioning * All component parts
3/16” holes on 1/4” staggered centers
with 53% free area
PERFORMANCE DATA
Parallel Blade Volume Damper 3000P-18X18 past 12 months Vertical mount onlyh3. 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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