Parallel Volume Damper Low Leak 3000PLL-40X30 past 12 months Filter retention tabs

Filter retention tabs

Holds up to a 1" filter (not included) with filter retention tabs (FG1)

* UL and California State Fire Marshall approved * 4-1/4" standard frame style * Maximum dimension 60w

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

14" and 16" * Soft White Options * 825 MA - modular core fixed blade diffuser with field adjustable air patterns * Field installable Bowtie Damper (BD) (sizes 6-14") * 825 OR - factory installed opposed radial damper (sizes 6"-14") * 825 FR - U

Parallel Volume Damper Low Leak 3000PLL-40X30 past 12 months Filter retention tabsh3. 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