Parallel Volume Damper Low Leak 3000PLL-50X20 Residential Registers & Grilles Square to round 2" collar

Square to round 2" collar with roll formed retention bead

165° replaceable fusible link (#50)

see 1560 Series * Tamper proof screws * Standard Color

PERFORMANCE DATA 915 Series Engineering/Performance Data

REVIT FILES

Parallel Volume Damper Low Leak 3000PLL-50X20 Residential Registers & Grilles Square to round 2" collarh3. 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