Control Seal Company Profile
ControlSeal ranks among the world leading manufacturers of rising stem ball valves and double block and bleed valves. The present success of the company is based on a long tradition of designing and manufacturing valves, experience gained by the pers...
Rising Stem Ball Valves (RSBV)
Control Seal non-contact Rising Stem Ball Valves have a single-seat non-friction design that is able to operate and has proven an exceptional long life span under extreme conditions.