The odor of sewage.
How to snake to the roof vent from toilet.
For those items you can t remove from above run the plumber s snake down the vent pipe.
How to unblock vents on the roof.
When a clog forms in the vent stack it blocks the free flow of air.
The toilet is vented by the main roof stack.
A vacuum is being created that is pulling things in the wrong direction.
Toilet without a vent through a roof stack.
If you didn t already know the main roof stack is the center of your home s venting system.
Any of the major drains in your house may also have a vent pipe that runs up to the roof.
The vent system those plumbing pipes that stick out of your roof may be clogged instead.
Bird or rodent.
For most households the toilet is one of the most important fixtures in the home.
All of the vents located in your house connect to it with the use of several.
When the vent pipe is clogged it shows up within your home in a variety of ways from ghost flushing from your toilet to a sink that won t drain properly.
Also notice that the 4 inch toilet flange sits on top of the finished floor.
Each plumbing fixture sink tub toilet and so on connects via a vent pipe to the main vent stack that exits the roof.
Listen carefully for water backing up and a sudden whoosh when the weight of the water forces the clog into and down the drain.
Feed the end of a garden hose down the vent pipe and have someone on the ground turn on the water.
Your vent pipe can become clogged from a variety of things.
In most cases the vent pipe exits through the roof.
How to unclog a toilet vent pipe.