Parallel Blade Volume Damper 3000P-52X34

Parallel Blade Volume Damper 3000P-52X34h3. 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

Options Recessed screwdriver operated Opposed Blade Damper

SD52 - Transition Box Spiral Pipe Grille (Single Deflection)

How To Order Spirals

Access door with 1-3/8" deep steel roll formed frame

3/16" cross bars

CB Series W/Damper R

Options * Sleeve variations h3

Standard Features * Stamped curved blades * Field adjustable for positive throws and control of face velocities * Provides uniform air distribution across ceiling or walls * Eight air patterns * All component parts

2 position adjustment for heating and cooling seasons

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

Accessory to the 90 Series

Blades are parallel to the shortest dimension