Profile: Fox Valve supplies venturi eductors, ejectors, and venturi flow controls for industrial needs. We also include solids conveying eductors, air ejectors, steam ejectors, liquid eductors and multi-stage vacuum systems. Air ejectors use compressed air or other gasses to create vacuum that can exhaust, vent, or evacuate. Liquid eductors, use water or other liquids to create vacuum that can be used to suck in other liquids for mixing, diluting or creating solutions to exhaust gasses.