Listen carefully for water backing up and a sudden whoosh when the weight of the water forces the clog into and down the drain.
How to snake to the roof vent from toilet.
For most households the toilet is one of the most important fixtures in the home.
The toilet s vent continues up the wall and in many case this vent can tee into the home s existing venting system or the vent can terminate through the roof on its own.
When a clog forms in the vent stack it blocks the free flow of air.
The odor of sewage.
How to unblock vents on the roof.
If you didn t already know the main roof stack is the center of your home s venting system.
Bird or rodent.
Your vent pipe can become clogged from a variety of things.
If the air from the drain or toilet smells like sewage this can also be a sign that the vent pipe is blocked.
The vent system those plumbing pipes that stick out of your roof may be clogged instead.
Feed the end of a garden hose down the vent pipe and have someone on the ground turn on the water.
Not all the pipes in your plumbing system run down to the sewers.
Toilet without a vent through a roof stack.
Each plumbing fixture sink tub toilet and so on connects via a vent pipe to the main vent stack that exits the roof.
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.
Any of the major drains in your house may also have a vent pipe that runs up to the roof.
A vacuum is being created that is pulling things in the wrong direction.
In most cases the vent pipe exits through the roof.
Also notice that the 4 inch toilet flange sits on top of the finished floor.