What does it mean when a pipe is dripping outside?

An overflow pipe dripping outside is an overflow doing its job. When I was a young plumber (some time ago now!) they were also known as ‘Warning Pipes’ as they are there to warn you that there is a problem, and also to ensure that any excess water is directed outside. Overflow pipes are often connected to loft tanks or wc’s.

Where does the water from an overflow pipe go?

An overflow pipe leads from a water storage tank or cistern inside your home to the outside. They’re a vital part of your home’s plumbing system. If the water in the tank or cistern fills up to a higher level than it should, the excess water flows down the overflow pipe and runs outside, rather than leaking into the room.

Why is the toilet overflow pipe in my house leaking?

This is usually due to a faulty ball valve . The first thing to do is to identify which of the cisterns in your house is overflowing – if the overflow pipe is at ground floor or first floor level, then the toilet cistern is probably the culprit.

What causes water to drip from pressure relief pipe?

If you suspect this try feeling the temperature of the water in the header tank when the overflow is dripping. If it is hot, there may be an underlying problem. Drips from pressure relief pipes can be caused by many things such as faulty valves, faulty expansion tanks etc etc.

Where does an overflow pipe in a house come from?

An overflow pipe is an extension from a storage tank or cistern that stops the water from overflowing. It’s an essential part of a home’s water storage systems, ensuring that your house does not flood with water; thus, the pipe is sometimes extended from the rear of the house wherever the water is discharged.

Why does my overflow water pipe keep leaking?

Increased pressure is the most obvious explanation for leaky pipes. If the water pressure is higher than what the pipe can handle, the tube is going to leak. There’s an associated water valve within the overflow pipe that checks the pressure and the flow of water.

What causes water to drip down side of house?

Sometimes, this an indication that water has been collecting in air conditioners emergency drain pan for a long time. The long-term effect causes the pan to rust and then slowly drip rusty water down the side wall. Even if you don’t see water there presently, it’s worth looking at because if the pan rusts through it can leak inside your home.