Description: Installation of the 2-Port Isolation Valve (2PIV) provides quick and easy refrigerant leak detection in evaporators, condenser coils, and refrigerant line sets. Valves are brazed on the ...

DUNKIRK — The Dunkirk Department of Public Works has installed isolation valves in a water main that broke Aug. 31, to stop future breaks from fouling up the entire system. A cast iron main on Lake ...

Refrigeration control valves for industrial refrigeration systems have been an important system component since the 1920s. When a control valve fails, the result can be as significant as a more costly ...

For many years, plant operators have battled with leakage problems, searching for valves which will isolate the flow and prevent leaks to the atmosphere, but are often left feeling frustrated and out ...