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Now for the final test. Slowly turn the water shutoff valve counter-clockwise to turn the water back on. Listen for the tank to fill. Check the supply line connection for any drips. Once the tank is full and the fill valve shuts off, flush the toilet. As the water rushes into the bowl and down the drain, use a flashlight to carefully inspect the entire base of the toilet where it meets the floor. Look for any signs of water seeping out. Use a dry paper towel and wipe it around the base; it will show even the smallest amount of moisture. Flush the toilet several more times and continue to inspect for leaks.

You're viewing a step from: How to Replace a Broken Toilet Flange

Intermediate

6 hours

2/4 Inventory

This guide provides comprehensive instructions for replacing a broken toilet flange. The process involves turning off the water, removing the toilet, extracting the old broken flange, installing a new one, and then reinstalling the toilet with a new wax seal to ensure a leak-proof connection.

Based on content fromEZ-FLO / Eastman Plumbing Products· 200 subscribers

Frequently Asked Questions

Is replacing a toilet flange a difficult DIY project for a beginner, and how long does it typically take?

This project is rated as intermediate due to the precision required for a leak-proof seal and the need to handle plumbing. While the estimated time is 6 hours, beginners should allocate a full day, as unexpected issues like subfloor damage can extend the duration significantly.

Do I really need all the specific tools and materials listed, or can I substitute some for this project?

Many essential tools like adjustable wrenches, a drill, level, and screwdrivers are critical. While some general tools might be substituted, using the recommended materials like a new PVC flange, primer, cement, and a quality wax ring with bolts ensures a durable, leak-proof repair. Avoid cutting corners on the sealing components.

What's the most common mistake people make when replacing a toilet flange, and how can I avoid leaks?

The most common mistake is not ensuring the new flange is perfectly level with and securely fastened to the finished floor, or improperly seating the wax ring. To avoid leaks, make sure the flange is flush and tight, and carefully set the toilet straight down onto the new wax ring without rocking.

What are the most important safety precautions I should take when replacing a toilet flange?

Always shut off the water supply to the toilet and completely drain the tank and bowl before starting any work. Wear disposable nitrile gloves for hygiene and consider eye protection when working with tools or chemical primers and cements. A tarp is also crucial for protecting your flooring from water or debris.