From basic on-off actuation to full-feature custom applications, company offers a full range of pneumatic and electric factory-actuated valve packages. Valve type and size are pre-matched with appropriate actuator for proper operating torque and cycle time to ensure optimum performance. Choose from actuation packages for ball, butterfly or diaphragm valves that can be fully customized to user specifications. Spears Manufacturing Company 15853 Olden St. Sylmar, CA, 91342