Parallel Volume Damper Low Leak 3000PLL-32X10 Step Down Ceiling Diffuser 12 & 14" * Mill

12 & 14" * Mill finish

Standard Features * 2533 - Square or rectangular for vertical mount only

3 cone steel diffuser with hinged core for easy duct access

Attractive concentric ring deflects air stream 360°

904 - Double Deflection Adjustable Aluminum Blade Grille For a 48" x 24" Duct Opening (front blades parallel to shortest dimension)

Parallel Volume Damper Low Leak 3000PLL-32X10 Step Down Ceiling Diffuser 12 & 14" * Millh3. Standard Features * 16 gauge galvanized channel frame * Parallel blades are cee 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. Options * 3000 PLL Low Leak Air Control