Volume Damper Low-Leak OBD 3000-0BDLL-44X24 Accessories 4-way reversible door on square

4-way reversible door on square sizes

Standard Features * Full size fixed bar blade T-Bar lay-in return air grille *

Lever operated Opposed Blade Damper

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

Volume Damper Low-Leak OBD 3000-0BDLL-44X24 Accessories 4-way reversible door on squareh3. 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.