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Ships within 48 hours · Estimated delivery Oct 23 - Oct 28
Countersunk mounting holes for flush appearance with stainless sheet metal screws
916 Series Engineering/Performance Data
Eighteen air patterns
available 4" through 40" round (2549)
with 57% free area
Parallel Volume Damper Low Leak 3000PLL-36X28 past 12 months Countersunk mounting holes for flushh3. 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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