The least reliable brand is more than three times as likely to break down, compared to the best. If the problem is only affecting your home, you don't share a drain with another property or there is no other flooding in the area then it is likely to be a problem with your drainage pipes and you should contact a plumber or drainage company if you are in any doubt please contact us on (01624) 687687 for further advice. If so, can you remove these? if not, please. Are you battling with a clogged.