How To Unclog A Vent Pipe !full! -

If the roof vent is too high or dangerous:

Go onto the roof and find the —a 2–4 inch PVC or cast iron pipe sticking up vertically, typically above the bathroom or kitchen. It often looks like a small chimney. how to unclog a vent pipe

💡 Tip: If the vent pipe has a sharp bend inside the wall (e.g., in cold climates), you may need to access it from an attic or crawlspace instead of the roof. If the roof vent is too high or

For stubborn clogs, have a helper turn on a garden hose and spray a "jet" of water down the pipe. If the water begins to back up, you may need a drain cleaning bladder to create enough pressure to blast the blockage through. For stubborn clogs, have a helper turn on

If the clog is deeper, feed a plumber's snake or auger into the pipe bit by bit until you hit resistance. Rotate the handle to break through the obstruction, then pull the cable back out to remove the debris.

If flushing fails, use a snake: