Parallel Volume Damper Low Leak 3000PLL-36X20 Specialty Products Standard Features Double deflection surface

Standard Features Double deflection surface mount grille with adjustable airfoil blades Front blades parallel to longest dimension

* 2534 - Square or rectangular spring actuated (6) for horizontal or vertical mount

T-Bar Modular Core Diffuser

Front blades are parallel to the shortest dimension

Available in even sizes 6" to 20" and 24"

Parallel Volume Damper Low Leak 3000PLL-36X20 Specialty Products Standard Features Double deflection surfaceh3. 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