Parallel Volume Damper Low Leak 3000PLL-72X50 Accessories Tool operated Opposed Blade Damper

Tool operated Opposed Blade Damper

060 T6 extruded aluminum construction * Completely vision proof * High air capacities * Will accommodate door thickness ranging from 1 1/4" to 2 1/4" * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Driftwood Tan Options * 1310 Series - stainless steel door grille * Tamper proof screws * Standard Color

are enclosed in the valve to assure trouble free operation * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Steel multi-shutter damper * Soft White Options * 845 O - steel lever operated opposed blade damper * Tamper proof screws * Standard Color

904 - Double Deflection Adjustable Aluminum Blade Grille For a 40" x 18" Duct Opening (front blades parallel to shortest dimension)

904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 10" Duct Opening (front blades parallel to shortest dimension)

Parallel Volume Damper Low Leak 3000PLL-72X50 Accessories Tool operated Opposed Blade Damperh3. 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