Volume Damper Low-Leak OBD 3000-0BDLL-62X56 Specialty Products SD52 Series Performance Data

SD52 Series Performance Data

Installation Ring only

All steel construction

Standard Features * Gang-operated opposed blade radial volume control damper for use with RD Series Round Diffusers * Available in 2" increments from 6"-24"

Holds up to a 1" filter (not included) with filter retention tabs (FG1)

Volume Damper Low-Leak OBD 3000-0BDLL-62X56 Specialty Products SD52 Series Performance Datah3. 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.