How to Prevent Basement Sewer Backup: 5 Proven Fixes

To prevent basement sewer backup, identify whether the threat comes from a municipal surcharge, a private-line blockage, or a septic-system failure, then install protection matched to that cause. Most homes need a maintained backwater valve; low-lying or repeatedly flooded homes often need an overhead sewer or properly powered sewage ejector system. Key Facts A backwater […]