Sewer gas is a mixture of gases that forms in your plumbing system when organic waste breaks down. It includes methane, hydrogen sulfide, and other compounds that can create foul odors in your home and, in high concentrations, pose health risks. Understanding where sewer gas comes from and how it enters your living spaces helps you identify problems before they become serious.
The articles here explain how your plumbing vents work to prevent gas buildup, what causes sewer gas to back up into your home, and what steps you can take to stop the smell and protect your household. You'll learn about common sources like dry drain traps and damaged vent pipes, plus practical solutions you can try yourself or know to discuss with a plumber.