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