Blast Gate For Nominal Duct Diameter 6 in Body Material Steel Overall Length 5 3/4 in Product Type Pneumatic Blast Gate Weight 15.15 lb Maximum Pressure Rating 42 in wc Blade Material Galvanized Steel Maximum Temperature Rating 150 Degrees F Nameplate Voltage 120V AC Number of Air Cylinders 1 Body Material Thickness 20 ga Minimum Operating Pressure 75 psi Minimum Pressure Rating 75 psi Overall Depth 14 1/2 in Overall Width 7 1/8 in Shape Rectangular Inside Diameter 6 in