Master valve definition

Master valve means a large valve located on the wellhead and used to control the flow of oil or gas from a well.
Master valve means a remote control valve located after the backflow prevention device that controls the flow of water to the irrigation system mainline.
Master valve. Assembly: Install where indicated on the drawings. Isolation Gate Valve Assembly: Flush Cap Assembly: Install at the end of each drip irrigation lateral pipe as shown on the installation details.

Related to Master valve

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