Opposed Blade Volume Damper 3000-0BD-40X30 Residential Registers & Grilles RS34 Series Engineering/Performance Data

RS34 Series Engineering/Performance Data

1-27/32” x 11/32” slots

remove the two center cones as a unit and reposition the six screws

Options * 304 stainless steel construction h3

Opposed Blade Volume Damper 3000-0BD-40X30 Residential Registers & Grilles RS34 Series Engineering/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.