A shutoff valve connects to copper plumbing pipes in one of two ways: Compression fitting; Sweat fitting. Identify the connection type used in your home by referring to the photos below. If you have ...

First US use of a steel compression sleeve for pipeline repair confirmed nearly 7 years of Canadian and Mexican experience that the method can permanently repair longitudinal defects on an operating ...

Zahroof Valves (ZVI) is always looking for new and unconventional ways to solve old problems. The company, founded in Houston in 2010, has developed an innovative reciprocating compressor valve ...