Parallel Blade Volume Damper 3000P-18X14 Step Down Ceiling Diffuser Available in 6”–12” collar sizes

Available in 6”–12” collar sizes

Hinged removable door with hinges parallel to the longest dimension

Locking screw to hold damper in place

Powder coat finish

450 Series Submittal

Parallel Blade Volume Damper 3000P-18X14 Step Down Ceiling Diffuser Available in 6”–12” collar sizesh3. 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