Parallel Volume Damper Low Leak 3000PLL-68X30 Step Down Ceiling Diffuser Blades parallel to shortest dimension

Blades parallel to shortest dimension

102 - two way

Standard Features * Surface mount diffuser * Nylon bushings for easy adjustment and quiet setting of steel blades * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Double deflection diffuser * Front blades parallel to longest dimension * Back blades parallel to shortest dimension * All blades adjustable allowing 4-way flow adjustment * Soft White Options * 933 O - with recessed screwdriver operated opposed blade damper * 1333 and 1334 Series - stainless steel double deflection * Tamper proof screws * Standard Color or Design Color available on this product

Available in even sizes 6" to 20" and 24"

Standard Features * 4000 - door core grille with single frame * 4100 - door core grille with additional loose frame *

Parallel Volume Damper Low Leak 3000PLL-68X30 Step Down Ceiling Diffuser Blades parallel to shortest dimensionh3. 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