Skip to main content

Install a Cleanout Fitting (Door Elbow) — Inspect and Clear the Main Sewer Line

Beginner

Part of project

How to Diagnose and Fix a Gurgling Toilet · Step 5 of 5

Helpful?

In this video

At the point where the bathroom drainage pipe exits the exterior wall, install a T-fitting with a threaded cap, often called a 'door elbow' or cleanout. This fitting is essential for maintenance. If a blockage occurs in the line, you can simply unscrew the cap and insert a drain snake or a high-pressure water hose to clear it. It is vital not to terminate the air vent at this low point.

Goal: Plumbing Pipes Installation

  • Do not use this low-level cleanout as the termination point for the air vent. Doing so will release septic gases right next to your house.
7.1K views6115 minutes
ExpertVillage Leaf Group

3.6M subscribers

View Channel

FAQs

How difficult is it to fix a gurgling toilet, and how much time should I expect it to take?

This project is rated as "beginner" difficulty. Many issues can be resolved quickly with a plunger. However, if the problem lies in the vent stack, it can become more involved and potentially require roof access. Expect to spend anywhere from 30 minutes to 2 hours, depending on the cause and whether you need to clear the plumbing vent.

What are the essential tools I absolutely need to have before attempting to fix my gurgling toilet?

At a minimum, you'll need a high-quality plunger and heavy-duty gloves. If plunging doesn't work, a drain auger (plumbing snake) is crucial for clearing deeper clogs. For vent stack issues, a sturdy ladder, garden hose with a spray nozzle, and potentially a pipe wrench are also necessary.

What are the most important safety precautions I should take when diagnosing and fixing a gurgling toilet?

Always wear heavy-duty latex gloves and work gloves to protect yourself from unsanitary water and potential chemicals. If accessing the roof to clear the vent stack, use a sturdy ladder placed on level ground, wear slip-resistant shoes, and consider having a spotter. Be cautious when operating a drain auger to prevent injury or pipe damage.

I've plunged my toilet multiple times, but it's still gurgling. What should I try next?

If plunging doesn't resolve the gurgling, the issue is likely a partial blockage further down your main sewer line or, more commonly, in your plumbing vent stack. The next step is to use a drain auger to clear the main line cleanout, or proceed to inspect and clear the plumbing vent from your roof as outlined in the project steps.

Install a Cleanout Fitting (Door Elbow) — How to Diagnose and Fix a Gurgling Toilet (Step 5, Video 3) | Stesso