Use care to stop the flow of water before the nozzle reaches the vent opening.
Cleaning out sewer vent pipe.
If you find debris in the vent opening prevent it from collecting in the future by fitting the opening with a cap.
It s possible for example that a bird or other animal crawled into the pipe and died.
How to clear a plumbing vent without getting on a roof step 1.
If you don t see any debris up top spray into the pipe with the hose nozzle set to full or jet.
Guide the sewer jetter through the vent stack to the main drain as you squeeze the trigger.
Probe firmly into the vent and try and reach all areas right inside the vent.
Feed the end of a garden hose down the vent pipe and have someone on the ground turn on the water.
How to unclog a vent pipe 1.
Cut out a section of the vent.
For more thorough cleaning every few feet pull back about halfway and then continue moving forward.
Look up on the roof from the ground below and locate the vent pipe s position.
However if the drain vent is still clogged you ll get an overflow of water on top of the vent pipe.
You should be able to clear the blockage with some effort.
For those items you can t remove from above run the plumber s snake down the vent pipe.
Insert your plumbing snake into the vent.
After you have finished cleaning the line pull the drain cleaner out.
Then try the following.
This should clear the pipe but water begins to come expel from the pipe you will have more to do.
Remove any items you can reach.
The top of the vent pipe.
How to clean plumbing vent pipes things you will need.
If your roof has a steep pitch that prevents.
Wear rubber soled shoes for traction when climbing on the roof.