Broken, Clogged or Poorly Installed Vent PipesnWhen it gets clogged, the sewer gases can back up into the sinks and the toilet, resulting in your bathroom's sewage smells. You may experience a bubbling sound coming from the toilet or the drain as sewer gas forces its way into the bathroom.Mar 8, 2021,
The toilet attaches to the drain with seals. If they are broken or loose, they will allow sewer gases into the home. If the seals are leaking water around the toilet, bacteria grows and creates a yucky smell.Dec 18, 2020
A septic odor in your home usually means there's a plumbing problem, but not all issues require calling a plumber. The floor drain trap in your basement could be dried out, allowing septic tank gases to vent back into your house. Periodically filling the drain traps with water will correct the problem.Jan 27, 2016
When there is a broken seal – or the lack of a seal – in the caulk or wax ring around your toilet, it means water, urine and other waste find their way through the crevices, allowing bacteria to grow. This bacterium then causes the foul odor you detected.
One way of fixing this is keeping those things out of your bathroom. Speaking of plumbing, a broken seal can also be causing issues. You could replace this broken seal along with investing in an air-tight sealable lid for your toilets to prevent sewer gas from coming up through drains.Jul 28, 2021