Parallel Blade Volume Damper 3000P-54X46 Accessories 5/32” crossbars

5/32” crossbars

All component parts

Perforated face grille

Diffuser available in sizes 6×6 through 20×20

with 75% free area Options 14 GA 304 SS Construction 12 GA (

Parallel Blade Volume Damper 3000P-54X46 Accessories 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