Parallel Blade Volume Damper 3000P-54X28 Accessories Designed for return applications and

Designed for return applications and as a vented access door to equipment

Holds up to a 2” filter (not included)

3 cone steel diffuser with hinged core for easy duct access

To adjust diffuser

CB30 - three way

Parallel Blade Volume Damper 3000P-54X28 Accessories Designed for return applications andh3. 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