ball valve

He went up into the roof space and replaced the ball valve in the tank.

Is the ball valve in the cold water cistern working efficiently?

Operation is similar to that of a ball valve, which allows for quick shut off.

Many industries encounter problem with residues in the ball valve.

Special one-way ball valves can sometimes be installed to let water flow out but not back in.

A controlled clinical study in patients with aortic ball valves.

The prototype still had one moving part, a ball valve, and was big and clumsy.

This cap has a small bleed hole (or ball valve), and cleaning access.

Manually operated ball valves can be closed quickly and thus there is a danger of water hammer.

Major representatives of this type are butterfly valves and ball valves.

Methods vary for ball valve adjustment, according to the type of valve involved.

For those on a tight budget or in low-power setups, ball valves are ideal.

Ball valves are durable and usually work to achieve perfect shutoff even after years of disuse.

An isolating ball valve enables you to control the flow of water through the valve.

If valves are used they should be a free flow type such as a ball valve or gate valve.

The ball in ball valves rotates within plastic seats.

Some ball valves are equipped with an actuator that may be pneumatically or motor operated.

Rotary control valves, butterfly valve and ball valves are good examples.

"That's right, and it's acting like a ball valve, blocking his windpipe every now and then."

Are the joints, ball valves and pipes newish?

If you are fortunate enough to have a modern plastic ball valve, servicing is simple and no special tools are required.

A ball valve uses a spherical ball instead.

The body of ball valves may be made of metal, plastic or metal with a ceramic center.

Three-way ball valves have an L- or T-shaped hole through the middle.

Larger check valves may be installed with ball valves at the ends, for isolation and testing.