Profile: Specialty Valve & Controls specializes in valves and controls. Our product line includes in-line check valves, pumps, seals, differential pressure gauges & switches, hose accessories, carrying cases, valve position transmitters, valve positioners, remote control electric actuators, pneumatic actuators, high and low pressure valves. We also offer investment cast valves, mechanical pressure gauges, pressure transmitters & transducers, mechanical thermometers, butterfly valves, sanitary check valves and valve trims.