In some case's blocked drains are more than debris clogging up a pipe, It may be tree roots bracking up the pipe, heavy loads above pipe work or subsidance can also be the cause.Then the only way to repair the damage is excavation. In any bad water pipe repairs we use Kay mor builders ltd. kaymor builders has more than 20 years of experiance in the building and plumbing trades and carry out all repairs on plumbing and drainage through out your home..
Alberts Drains And Drives