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.
Cleaning drain vent pipe.
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.
Feed the end of a garden hose down the vent pipe and have someone on the ground turn on the water.
Step 3 clean the vent.
Wear shoes with a firm grip to avoid an accidental fall while on the roof.
Then try the following.
A 10 to 20 foot length is recommended.
Insert the head into the vent opening and.
If the pipe won t drain you ll need to try the auger.
Use a flashlight to shine a bright light down the vent pipe to look for further blockage you can reach.
If you can see but can t reach run a plumber s snake down the vent pipe.
Leave the hose on the roof while you climb down and fetch a 10 to 20 foot plumbing auger also known as a snake.
Cleaning a drain vent step 1 mount the roof.
That s a short term solution.
Water will begin to drain when you have succeeded.
To continue feed the end of a garden hose down the vent and have someone on the ground turn on the water.
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.
Bring a 20 foot sewer auger onto the roof.
Some folks will use a garden hose to clear their vent pipe.
The plumbing vent pipe is a vertical pipe that attaches to the drain line and runs through the roof of a home.
The pipe leading to the main roof vent is called the vent stack.
Step 2 locate the vent.
The force of the plunger may clear the obstruction in the main stack.
Turn the handle to push the head through the blockage.
Feed the cable bit by bit until you hit a barrier.
It helps maintain proper atmospheric pressure in a building s waste system and channels the exhaust gasses to the vent.
For those items you can t remove from above run the plumber s snake down the vent pipe.
Withdraw the cable debris often comes with it.
This is usually a plastic or metal pipe about 4 inches in diameter that extends 1 to 2 feet.
If you only use a garden hose you ll be back up on your roof in no time clearing another vent pipe problem.
The force of the water should clear the obstruction and the water will continue down the stack to the sewer.
If the blockage is deeper inside insert a garden hose into the vent and turn on the water.