Volume Damper Low-Leak OBD 3000-0BDLL-52X32 Smoke-Fire Damper Front blades parallel to shortest

Front blades parallel to shortest dimension

Options * MAR - Mounting Angle Ring (sold in pairs - 2 needed

*Pricing is based on standard 14 GA steel construction

055 T6) surface mount diffuser * Nylon bushings for easy adjustment and quiet setting of airfoil blades * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Single deflection diffuser with adjustable airfoil blades * Airfoil blades are parallel to longest dimension * Allows 2-way air deflection on one plane * Soft White Options * 901 O - with recessed screwdriver operated opposed blade damper * 1331 and 1332 Series - stainless steel single deflection * Fractional

Volume Damper Low-Leak OBD 3000-0BDLL-52X32 Smoke-Fire Damper Front blades parallel to shortesth3. 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.