Parallel Blade Volume Damper 3000P-40X32 past 12 months 1x1 T-Bar (10" x 10"

1x1 T-Bar (10" x 10" duct)

60% free area * Soft White Options * Countersunk screwholes with matching Phillips #8 x 1-1/2" oval Screws * 10 or 12 gauge steel * Tamper proof screws

T-20 Tamper Proof Screws

904 - Double Deflection Adjustable Aluminum Blade Grille For a 20" x 8" Duct Opening  (front blades parallel to shortest dimension)

Spiral Diffuser Radius Flush Mount Diffuser Single Deflec

Parallel Blade Volume Damper 3000P-40X32 past 12 months 1x1 T-Bar (10" x 10"h3. 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