Opposed Blade Volume Damper 3000-0BD-50X26 Commercial Full-length screwdriver operated Scoop Extractor

Full-length screwdriver operated Scoop Extractor

Performance Data With Opposed Blade Damper

Standard Features *Surface mount return air grille * 0 fixed blades parallel to shortest dimension * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 938 O - recessed screwdriver operated opposed blade damper * No Labor Collar (square sizes only) * 900 T - T-Bar mount * 905 HD - reinforced construction * 905 IS - insect screen * 1335-1338 Series - stainless steel version * Tamper proof screws

3-way register with stiffened 1/2" fan shaped louvers for silent operation

PERFORMANCE DATA CB-T Series Engineering/Performance Data

Opposed Blade Volume Damper 3000-0BD-50X26 Commercial Full-length screwdriver operated Scoop Extractorh3. 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.