Have you ever had gross, foul-smelling water bubble up out of a drain in your home? If so, you’ve probably experienced backflow. Backflow is a common plumbing problem. . This happens when water pressure changes cause sewer water to flow backwards through your plumbing system, contaminating pipes normally used for fresh water and coming up out of your drains. The best way to deal with this problem is to call us today for preventative treatment!