Opposed Blade Volume Damper 3000-0BD-44X16 Specialty Products Fits 1x1 ceiling grids (collar

Fits 1x1 ceiling grids (collar size 6"-10")

available 4" through 40" round (2549)

blades prevent metal on metal rattle Countersunk mounting holes with color matching Phillips Pozidriv screws Rust-resistant pre-coat with durable powder finish Soft White Options Screwdriver operated Opposed Blade Damper 2" ADC compliant square to round collar with a bead for ease of installation Heavy Duty Construction MRI Compatible Insect Screen Fractional

* 2534 - Square or rectangular spring actuated (6) for horizontal or vertical mount

stair risers

Opposed Blade Volume Damper 3000-0BD-44X16 Specialty Products Fits 1x1 ceiling grids (collarh3. 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.