How To | Unclog A Vent Pipe

The Theory Elias went inside to research. Every plumbing fixture in the house—the sinks, the toilets, the showers—has a drain pipe that leads to the sewer. But behind the walls, there’s also a vent pipe. It runs from the sewer line up through the roof. It lets fresh air in so the water can flow out smoothly. It equalizes the pressure.

The Toolbox Elias realized he needed tools. He retreated down the ladder and raided the garage. He needed three things: how to unclog a vent pipe

But the problem did not leave. By Thursday, the gurgle had become a wet, hacking cough. When Elias flushed the master toilet, the guest bathtub burped up a swirl of soapy, grimy water. The Theory Elias went inside to research

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. It runs from the sewer line up through the roof