Replaced air admittance valve, Still stinks.
Today I replaced the air admittance valves under the kitchen and bathroom sinks. I was getting oder under the sinks while driving. After I took a shower, I noticed the same smell from under the k...
Forum Discussion
On your toilet, you have a gasket that seals at the top inside the bowl. This gasket moves every time you flush the toilet and is subject to wear. If your toilet will not hold water for an hour or so, it could be that air/odors are coming directly from your black tank around the upper toilet gasket.
