There are many parts of a domestic plumbing system including inspection chambers and drains that you need to know, just in case that you encounter a blockage at some stage in its life. East London Plumbers work on drains and inspection chambers and know how they are designed.The pipes that make up the waste system that are found underground are known as drains, and there are holes that join the straight runs of those underground pipes (or show the points at which the straight change their direction) and these are known as inspection chambers or manholes.An East London Plumber can find a manhole and knows how to unblock them if required. The main reason for this plumbing design is to allow access should there be an issue such as a blockage in the drainage system. The theory is that the block is more likely to occur at a bend or junction within this system. Should you take off the inspection chamber lid which is marked well so you can find it, you would see that there is a really clean Y shape of a channel, or it may be straight running through. The clue is when you lift the lid and observe backed up waste or even worse the whole manhole is awash, then, of course you have large blockage. When any one of these types of systems blocks there is a health issue for the public, with local authorities quite quick to in some cases send out a team to deal with this problem, with maybe a minimal cost to the owner.The best way is to call them and ask if they would like to make a contribution. They will probably more than willing to assist if the owner is either elderly or infirm.