Opposed Blade Volume Damper 3000-0BD-42X26 Accessories Note: Sizes listed are the

Note: Sizes listed are the duct or opening size the grille will fit into

904 - Double Deflection Adjustable Aluminum Blade Grille For a 36" x 24" Duct Opening (front blades parallel to shortest dimension)

Standard Features * 3-way diffusion for draft-free heat or air conditioning * For ceiling or sidewall applications * All component parts

3/4” Wide x 3/4” High square holes

Eighteen air patterns

Opposed Blade Volume Damper 3000-0BD-42X26 Accessories Note: Sizes listed are theh3. 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.