One of the potential causes of shower drain smells that of mold. If you think that you have a musty scent, the chances are that you have active mold growing .
When I walk into the bathroom in the morning the smell of mildew is. When I smelled the shower drain, however, I could detect the smell of .
AsktheBuilder.com: A shower drain odor can be very unpleasant.. That musty odor you smell when around mold is actually a puff of gas that ejects the mold .
Buildup in your bathtub drain can cause terrible odors, but some solutions to this. Taking a bath can be a relaxing pastime, but what happens when there is a. Usually, it either smells like strong sulfur, rotten eggs or even a nasty mildew.