Follow with boiling water or an enzyme cleaner to get rid of bacteria in the overflow hole drain.
Stinky bathroom sink overflow.
This will remove debris and buildup.
Blockage in the sink s overflow.
Shows how to remove and clean smelly odor from sink overflow hole with enzyme cleaner.
Finally the blockage in the sink overflow could be the reason why bathroom sink smells like sewer gas.
Look for a small hole located on the top of the sink that connects to the bottom of the sink.
A buildup of slime causes very unpleasant odors.
Clean the overflow in a bathroom sink with pipe cleaners or cleaning brushes.
The overflow fitting on a tub can still work to prevent water.
Overflow drains on bathtubs are a bit different and have more distance between the drain opening and the overflow connection.
Hopefully your bathroom sink will never get to that point but if it does you need to know how to tackle the stench.
First inspect whether your bathroom sink is designed to have an overflow mechanism.
Overflow holes are the small holes or slits on the top back section of your bathroom sink.
Sewer smells in your bathroom can result from a few different issues so you ll need to spend a bit of time in the room to sniff out the source.
Avoid expensive and chemically based drain cleaners sold at supermarkets and home improvement.
A mix of baking soda and vinegar can also be used to clean and flush out the overflow.
The overflow hole can build grime with time.
The overflow on the bathroom sink can harbor the sewer odor.
How to clean the bathroom sink overflow hole if it stinks if mildew happens to build up in the overflow hole in your sink you re going to be left with a very nasty smell.
If you notice a foul odor coming from the overflow pipe in your sink the pipe is probably harboring a layer of gunk and a colony of.
Luckily keeping the drain clean and odor free is a fairly easy task and requires only a couple of inexpensive household ingredients.
A smelly bathroom sink drain is a common problem as odor residue and bacteria accumulate regularly in the drain.
If the sink gets overfilled the overflow mechanism offers some relief.
1 cup of baking soda.
This hole can contain a buildup of debris over time.
A bathroom sink overflow really protects against overflow when the stopper is closed and the faucet is accidentally left running not in the event of clogs.
Once you ve identified where the odor is.
Remove the slime buildup by inserting a small bottle brush into the hole to remove as much of the debris as possible.