But larger grating openings require more maintenance to clean debris from the trap or the drain sump.
Bad floor drain p trap and backup.
Most of the time the sewer smell is caused because the water in the p trap has dried up or evaporated.
The drain in the toilet bowl is basically a p trap.
Start sucking the dirt out from the trap using your shop vacuum.
Whether the drain has a pitch or a p trap this trap can dry out allowing sewer odors to travel back up the piping into the air we breathe and smell.
Floor drains are built with a trap that is designed to be filled with water in order to block sewer methane gases from venting upward.
Take a gallon of tap water and dump it down the floor drain.
Use a wet dry shop vac only.
As water goes down a drain air is needed to equalize the pressure in the drain line.
Put the vacuum hose in the center hole where the water flows down the drain into the p trap.
Sewer gas sulphur odor leak discovery cause repairs where a basement or crawl space floor drain or drain trap is the problem.
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.
This will re prime the.
A typical residential basement has at least one floor drain usually located near water fixtures such as a hot water heater or clothes washer.
The straight hole is linked with the p trap aka haz trap that s filled with water.
How to diagnose basement or crawl space sewer odors due to a floor drain diagnosing repairing cast iron drain connection leak problems diagnosing sewer gas odors traced to plumbing drain deterioration questions.
Where a floor drain is located.
This impedes sewer gases from infiltrating your basement.
If the drain lines in your home have poor venting as in figure a for example water rushing down the drains will pull water from nearby p traps.