Parallel Volume Damper Low Leak 3000PLL-32X16 Residential Registers & Grilles Countersunk mounting holes for flush

Countersunk mounting holes for flush appearance

032 Aluminum construction * Tamper proof screws * Standard Color

700 CB40 - four way * 6x6 thru 20x20 diffuser sizes * Square to round No Labor Collar * 2x2 galvaneal steel panel with seismic support holes * Soft White Options * 700 CB40 0 - opposed blade damper * 700CB FR - U

Building materials rated 3 hours or less

Recessed screwdriver operated opposed blade damper to control air volume for positive balance of system

Parallel Volume Damper Low Leak 3000PLL-32X16 Residential Registers & Grilles 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