Drains can get blocked for many different reasons but in our vast experience of plumbing, there are four main causes that result in blockages and nasty back-ups
We all shed hair in the shower and if it goes down the plug hole it can get tangled and matted and cause a blockage.
Food goes down the sink and gets stuck. Once a blockage occurs, it can build up quickly and requires professional help.
Tree roots have habit of growing where they want to. And if there’s a pipe in the way they can do some damage over time.
Some pipes, such as galvanized iron, can suffer from mineral build up, which can cause a blockage