This Is What Finally Stopped the Smell Coming From My Shower Drain
The smell from the shower drain stayed even after cleaning the bathroom. It came back after showers, after days of no use, and sometimes for no clear reason. What worked was stopping surface fixes and dealing with water, buildup, and airflow inside the drain itself. This is the order I follow. Run Water to Refill the Trap A dry trap lets sewer gas move up the drain. If the shower is not used often, the water seal can evaporate. I run the shower for a minute to restore the barrier before doing anything else. Remove Hair From the Drain Opening Hair holds soap, oils, and moisture. This buildup sits close to the surface and produces odor fast. I remove the cover and clear out what I can reach before using any cleaner. Clean the Drain Cover and Surrounding Area Soap residue builds up under the cover and around the rim. This area smells even when the drain looks clear. I scrub the cover and the first few inches of the opening by hand. Flush the Trap With Hot Water I run hot wat...