There has been a musty (moldy?) odor in the bathroom, and I've finally realized it is coming from the overflow drain in the sink. Because it was on hand, I've tried .
The overflow drain of the bathroom sink allows excess water to go down the drain pipe. Here are the steps to cleaning bathroom sink overflow drains properly.
How to clean a sink overflow drain. greasetrap August 28, 2017. I have a sink where there is a brief terrible smell whenever the water is turned on, and it was .
Dear lovely MSErs, Please help! We have disgusting gunk coming out of our kitchen sink's overflow drain (the area where the water runs out if .