Skip to main content

Clean Flange and Toilet Base — Prepare and Clean the Existing Flange

Beginner3 hours

Part of project

How to Install a Toilet Flange Extender After Tiling · Step 1 of 6

Helpful?

In this video

While wearing protective gloves, use a putty knife to scrape all the old wax and any debris from the toilet flange on the floor. Use paper towels to wipe the area clean. Also, inspect the bottom of the toilet and clean off any residual wax from the horn. If there is a fabric-like material stuck to the toilet, as shown in the video, use pliers to pull it off. Thoroughly clean the area to ensure a good seal with the new ring.

Goal: Clean Tile and Grout (Cleaning tile and grout to remove dirt and grime.)

  • This is the dirtiest part of the job. Wear gloves and dispose of the old wax properly.

Used in this video

  • Putty knife (Tool Type: Putty knife)Scraping off the old wax ring from the floor flange.
  • Pliers (Tool Type: Pliers) · optionalRemoving any stubborn material from the toilet outlet.
  • Gloves (Safety Gear: Gloves)Protecting hands from waste and grime.
3.0M views70.2K15 minutes
Bathroom Remodeling Teacher

278K subscribers

View Channel

FAQs

Why do I need a toilet flange extender after tiling, and how do I know if I need one?

Tiling often raises the floor level, causing the existing toilet flange to sit too low. This prevents the wax ring from creating a proper, watertight seal, leading to potential leaks. You know you need an extender if the top of your existing flange is below the new finished floor level.

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

This project is rated as 'beginner' difficulty because it primarily involves careful measurement, cleaning, and sealing, not complex plumbing pipework. Most DIYers can complete it in approximately 3 hours, assuming all necessary tools and materials are readily available.

What are the most crucial tools and materials I'll need to ensure a successful, leak-free installation?

Beyond basic tools like a tape measure and caulk gun, a quality toilet flange extender kit and a reliable silicone sealant are critical. Don't skip on robust #10 3” wood screws for securely fastening the extender to the subfloor, as any movement can compromise the seal. Thorough cleaning materials are also essential.

What are the common mistakes to avoid when installing a toilet flange extender to prevent future leaks?

The most common mistakes include not thoroughly cleaning the old flange, failing to apply sufficient silicone sealant for a waterproof bond, and not securing the extender firmly to the subfloor. Always dry-fit the extender to ensure the correct height (flush or slightly above the finished floor) before applying sealant.

Clean Flange and Toilet Base — How to Install a Toilet Flange Extender After Tiling (Step 1, Video 2) | Stesso