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Ships within 48 hours · Estimated delivery Oct 23 - Oct 28
Holds up to 1" filter (not included)
Fits 1x1 ceiling grids (collar size 6"-10")
Standard Features * Steel galvaneal construction * For evaporative coolers or central blower systems * Modern step-down design * 4-way air diffusion * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * One-piece removable slide damper for off season closure * Soft White
All steel construction
round collar only) * 830 OR - factory installed opposed radial damper (sizes 6"-14") * 830 FR - U
Parallel Volume Damper Low Leak 3000PLL-34X20 T-Bar Holds up to 1" filterh3. 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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