Parallel Blade Volume Damper 3000P-68X44 past 12 months inner dimension and outside dimension

inner dimension and outside dimension available * Available in continuous lengths with butt joints * Tamper proof screws * Standard Color

REVIT FILES Egg Crate T-Bar Filter Grille 2" with Round Collar

Available 4" thru 28" round

Countersunk mounting holes for flush appearance with color matching screws

22 gauge galvanized steel roll formed frame

Parallel Blade Volume Damper 3000P-68X44 past 12 months inner dimension and outside dimensionh3. 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