Parallel Blade Volume Damper 3000P-50X16 Specialty Products Square to round 2" collar

Square to round 2" collar with roll formed retention bead

945 Series Submittal

contour molded fiberglass back with a foil barrier backing

Ceiling opening must be 4” larger in length and width than the nominal duct size

* 2534 - Square or rectangular spring actuated (6) for horizontal or vertical mount

Parallel Blade Volume Damper 3000P-50X16 Specialty Products Square to round 2" collarh3. 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