Parallel Blade Volume Damper 3000P-38X30 Residential Registers & Grilles 5/32” crossbars

5/32” crossbars

Available 4" thru 28" round

Fractional Sizes

Countersunk mounting holes for flush appearance

PERFORMANCE DATA

Parallel Blade Volume Damper 3000P-38X30 Residential Registers & Grilles 5/32” crossbarsh3. 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