Volume Damper Low-Leak OBD 3000-0BDLL-72X16 T-Bar Adjustable modular cores with fixed

Adjustable modular cores with fixed curved blades

Standard Features

Concealed mounting holes with mounting screws

2 position adjustment for heating and cooling seasons

CSFM California State Fire Marshal listed

Volume Damper Low-Leak OBD 3000-0BDLL-72X16 T-Bar Adjustable modular cores with fixedh3. 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.