It helps maintain proper atmospheric pressure in a building s waste system and channels the exhaust gasses to the vent.
Cleaning drain vent pipe.
In order to access the roof you will need a ladder ensure that you observe the aspects of ladder safety such as placing it on a level solid ground.
If the blockage is stubborn you may have to clear it with a 20 foot sewer auger.
The plumbing vent pipe is a vertical pipe that attaches to the drain line and runs through the roof of a home.
Turn the handle to push the head through the blockage.
For those items you can t remove from above run the plumber s snake down the vent pipe.
If you can see but can t reach run a plumber s snake down the vent pipe.
There is still gunk gathering on the sides of your pipe that you need to clear out.
If not use a sewer auger to clear it.
To continue feed the end of a garden hose down the vent and have someone on the ground turn on the water.
If the blockage is deeper inside insert a garden hose into the vent and turn on the water.
Water will begin to drain when you have succeeded.
Step 2 locate the vent.
The pipe leading to the main roof vent is called the vent stack.
This is usually a plastic or metal pipe about 4 inches in diameter that extends 1 to 2 feet.
If the pipe won t drain you ll need to try the auger.
Wear shoes with a firm grip to avoid an accidental fall while on the roof.
That s a short term solution.
The vent pipe is usually found on the roof you will need to look for a 3inch diameter black pipe which is either made of pvc or cast iron.
The force of the plunger may clear the obstruction in the main stack.
Some folks will use a garden hose to clear their vent pipe.
If you only use a garden hose you ll be back up on your roof in no time clearing another vent pipe problem.
Withdraw the cable debris often comes with it.
Remove any items you can reach.
A 10 to 20 foot length is recommended.
Insert the head into the vent opening and feed in the cable until you encounter the.
Bring a 20 foot sewer auger onto the roof.
Then try the following.
Use a flashlight to shine a bright light down the vent pipe to look for further blockage you can reach.
Feed the cable bit by bit until you hit a barrier.
Insert the head into the vent opening and.
Step 3 clean the vent.
Cleaning a drain vent step 1 mount the roof.