Parallel Volume Damper Low Leak 3000PLL-42X12 Specialty Products Holds up to 1" filter

Holds up to 1" filter (not included)

Satin polished finish

2 position adjustment for heating and cooling seasons

For evaporative cooling or high-velocity exhaust applications

Aluminum 3 cone T-Bar diffuser with a fixed face

Parallel Volume Damper Low Leak 3000PLL-42X12 Specialty Products Holds up to 1" filterh3. 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