When taking a shower daily you probably do not think twice about all the hair and soap that washes down the drain. What happens to the shower walls over time if they are not cleaned? The soap scum starts piling up and the walls start to look nasty. This is the same thing that happens to the drain and pipes over time. Between the hair and soap the draining water will get slower and slower until it no longer drains.How to unblock a blocked shower Coulsdon is usually pretty easy, but time consuming. Pop in the car and head to the nearest hardware store and purchase a drain claw. These are easy to use and will come in handy over the years. Once you have made the purchase head back to the house and get ready to tackle the problem. Once the water has been bailed out of the shower look at the strainer. If there are screws holding it in place then remove them carefully, so they do not drop down the drain. If there is a stopper instead then lift and twist for removal. Do you see a lot of built up gunk where the drain was? Using a rag clean this up really good. Now you are ready to send the drain claw down the pipes. There is no need to use extreme force since this is very easy to work with. In fact the claw is flexible and able to bend when moving around. Work it around and through the drain trap then bring it back up. Remove any debris that came out with the claw. Keep doing this until everything has been removed from the pipes. If the water does not start draining, then pick up the phone and call a professional plumber.