An External Stop Valve: What Is It?

Your outside stop valve, also known as your stopcock or stop tap, is a crucial component of your plumbing system located outside your home or property. It controls the cold-water supply going into your home and should only be used in emergencies, such as when there is a leak on the supply pipe between the inside and outside stop valves. These simple tap-like devices control the flow of water into and around your home.

External stop taps are essential for controlling fluid flow and isolating parts of the system for maintenance or repair. They come in various types and materials, and they are typically located near the boundary of a premises under a small cover, about the size of a CD case. If you can’t find your external stop valve, it is often located near the boundary of a premises under a small cover, about the size of a CD case.

Water shut off valves are designed to stop the flow of water, which can isolate a plumbing fixture from the rest of the plumbing in your home or hold water back until needed. Angled Fixture Valve, also known as a stop valve or angle stop, is a common under-sink valve used for toilets and is made of chrome, brass, or plastic.

Stop valves are a commonplace item found in many houses directly below the sink or behind the toilet. They are a simple addition to a plumbing system that often blends in with the surrounding décor. The external stop tap, also known as an outdoor stopcock or external shutoff valve, is typically used in specific situations when you need to control or shut off the water supply to your property.

In conclusion, your outside stop valve, also known as your boundary stop valve or external stop tap, is a vital component of your plumbing system that controls the cold-water supply going into your home. It is important to use it only in emergencies and to ensure proper installation and maintenance.