Sentence examples for a master valve from inspiring English sources

Even if you do not run your system with a pump, you may still have a master valve; therefore, label it.

This will prevent either the pump or the master valve from coming on after it rains.

Check to make sure the gasoline outlet valve on the tank and the master valve on the oxygen bottle are closed.

The well had to be quenched when the master valves failed.

A master's?

A master race".

He's a master.

He was a master.

"A master pasta-maker.

He is a master lobbyist.

Belle achieved a master rating.