Leave it to act for about 30 minutes and then pour some hot water into the drain.
Adding water didnt fix the smell in the floor drain.
Take a gallon of tap water and dump it down the floor drain.
There ll be two holes inside the drain bowl and one of them should have a plug fitted inside of it.
The p trap is located under your concrete floor and when it dries up it will allowing the sewer gases to enter into your home.
Smelly floor drain solution 3.
Most of the time the sewer smell is caused because the water in the p trap has dried up or evaporated.
One of them is to prepare a mixture of half a liter of warm water 200 ml white vinegar and 100g of sodium bicarbonate or baking soda and then pour it down the drain.
If the plug is missing there s a direct path for sewer gas to bypass the water trap.
Check for a cleanout plug inside the floor drain to get rid of a sewer smell in bathroom or laundry room.
Install an add on trap seal device.
This helps to melt hardened dirt that can be causing odor to come from your drains.
This will re prime the trap seal and block that nasty sewer gas from getting past.
Do this about 3 to 4 times every year to keep your drain traps in good shape.
Every floor drain has a cleanout plug which provides a direct path from the drain to the sewer.
But simply laying down a thick piece of plastic or perhaps taping it down to the floor on three of its four sides will stop nearly all sewer gas leakage but still can permit water to enter the drain if there is standing water on the floor.
Remove the grate that covers the opening and make sure there s a plug inside the drain bowl.
If the u bend isn t the problem you can try out some popular home remedies to fix a bad smelling drain.
Simple boiling water can be very powerful against mild smells coming from your drains.