Parallel Volume Damper Low Leak 3000PLL-34X12

Parallel Volume Damper Low Leak 3000PLL-34X12h3. 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

Maximum dimension 60x60 single

Standard Features * T-Bar lay-in panel with perforated face * 2x2 galvaneal steel panel with seismic support hangers * Round No Labor Collar attached to panel * Soft White Options * 105 P D - multi-shutter damper with hinged perforated face * 105 P O - opposed blade damper with hinged perforated face * TVB - Thermal Vapor Blanket * Square collar

Countersunk mounting holes with color matching Philips Pozidriv screws

Standard Features * 2633 - Square or rectangular out-of-airstream fire damper for vertical mount only

Minimum size 4"x4"

with 75% free area Options 14 GA 304 SS Construction 12 GA (

* 2502 - Square or rectangular spring actuated (6) for horizontal or vertical mount

Performance Data With Opposed Blade Damper

w/ Steel Opposed Blade Damper

RS52 Series Engineering/Performance Data

For evaporative cooling or high velocity exhaust applications

Nylon bushings for easy adjustment and quiet setting of blades running parallel to shortest dimension