This PARA-SEAL valve is high performance butterfly valve of high durability, high seating performance. It has several different seal ring constructions suitable to various service applications....
EMET 'Step-Vane' and 'Swing-Through-Vane' Butterfly Control Valves have been designed and developed for applications where leakage in the closed position is not the problem, but the control of the amount of liquid or gas through the pipe line is...