MATERIALS:
DESCRIPTION: Circular hermetic and reinforced damper, sealed with neoprene circumferential seal. Electric actuator (optional)

MATERIALS: Construction on galvanized sheet 22 gauge (diameters 6 to 20) and 20 gauge (diameters 22 to 36), 1/2 “diameter rod. 1/2 ” . Shaft and neoprene
seal.

FINISH: Natural galvanized sheet finish.delivered with an assembled electric actuator if that option is chosen. Sealed plastic packaging.

PERFORMANCE: In its fully closed position has a leak of 0.15 cm per inch of circumference.