Opposed Blade Volume Damper 3000-0BD-14X18 Step Down Ceiling Diffuser Vertical mount only

Vertical mount only

Diffuser Only (no damper)

601TFG Series Engineering/Performance Data

Recommended Minimum Sleeve Thickness for Fire Dampers

Standard Features * 1" rim size (2" larger than nominal duct size) * 14 gauge steel * 1305: 1/2" lattice opening

Opposed Blade Volume Damper 3000-0BD-14X18 Step Down Ceiling Diffuser Vertical mount onlyh3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee 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.