1. Executive Summary A clogged main sewer line is one of the most serious plumbing issues a homeowner can face, potentially leading to sewage backups, foul odors, and costly property damage. Unlike a single sink or toilet clog, a main line blockage affects all drains in the house. This report outlines the causes, diagnostic steps, and both DIY and professional methods for clearing a sewer line, emphasizing safety and when to call an expert. 2. Common Causes of Sewer Line Clogs Understanding the cause helps determine the correct solution.
Please login to view this resource