Parallel Volume Damper Low Leak 3000PLL-30X18 Accessories T-Bar hinged 2 Cone Step

T-Bar hinged 2 Cone Step Down Diffuser with Round Collar

Concealed mounting holes

Standard Features * 4000 - door core grille with single frame * 4100 - door core grille with additional loose frame *

CB Series 6X6 REVIT Files

Accessory to the 90 Series

Parallel Volume Damper Low Leak 3000PLL-30X18 Accessories T-Bar hinged 2 Cone Steph3. 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