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 ...

It shouldn’t be necessary to turn off the water to the entire house to fix a leaky faucet, but that’s exactly what many homeowners must do. Why? Because they don’t have individual shut-off valves ...

SAE International Journal of Engines, Vol. 11, No. 6 (2018), pp. 643-656 (14 pages) In this work, various techniques are numerically investigated to assess and quantify their relative effectiveness in ...