If you’ve ever found yourself in need of a new toilet flange, you know how expensive they can be. In this article, we will show you how to replace your old one by following these step-by-step instructions. The replacement process is not difficult at all and should take less than an hour to complete from start to finish!

What is Toilet Flange?

Toilet Flange is a kind of sealing ring made of metal, rubber, or plastic. It is installed on the bottom of the toilet tank to ensure a tight seal and prevent leaking from water inlet pipe holes.

Why Replace Toilet Flange?

There are many possible reasons for replacing your old flange with a new one: it needs replacement because you need to replace an entire toilet, the old one is cracked or worn out, it’s corroded.

What Toilet Flange Do You Need?

First, you need to determine what type of flange your toilet uses. The two most common types are:

  • Chain Link – which has a chain attached to the top of the tank that connects to an arm-on-ring situated on the inside of the toilet bowl.
  • Ceramic – which has two o-rings, one attached to the tank and one connected to plastic support framed with wax or some other sealant material.

DIY Guide: How to Replace A Toilet Flange?

Many people don’t know how to replace a toilet flange. They think it’s difficult and costly, but this is not the case! If you want to save yourself money and time, follow these steps for how to replace a toilet flange:

1) Turn off the water supply at the shutoff valves under your sink (usually located in an upper cabinet).

2) Shut off power if necessary by flipping circuit breakers or unplugging electrical cords on electronic devices.

3) Disconnect any pipes that are attached with solvent weld fittings using adjustable wrenches. You may need disconnection tools as well depending on what type of connection is being used – consult your local hardware store for more information. Be careful when disconnecting the pipes and run water to make sure no residual is left in them before emptying.

4) The next step to replacing a toilet flange is removing any caulking that remains from where the old flange was set. Use putty knives or scrapers for this, then use sandpaper (newspaper works well too) to ensure there are no rough edges on the surface of your bathroom floor tiles.

5) Now you’re ready to install your new toilet! Make sure it’s level with gravity running downwards into drainpipe opening according to manufacturer instructions, place wax ring onto the base, position piping over wax ring just below floor joists – making sure notches match up as shown in diagram inside kit- connect tightly together using coupling nuts, then attach water supply PVC pipe to the outlet on your toilet.


Q. Is it hard to replace a toilet flange?

A. It can be, but as long as you follow the steps in this guide then it should be relatively simple.

Q. Do I need to turn off my water supply before installing a new toilet?

A. Yes, you always want to make sure there is no pressure coming from your pipes since they might blow out if there was an excessive force on them.

Q. What is the main difference between a wet-set toilet flange and other types?

A. A wet-set type can be installed without any additional tools, it just needs to be set into concrete or mortar where you would like your new toilet to go – this makes for an easy installation process since there’s no need to worry about fittings or connections.

Q. How long does it take to install a new toilet?

A. This can vary depending on how complex the installation is and how many people are involved, but in general for most installations, you should be able to finish within one hour of work as long as you have all the necessary materials available before you start.

Q. How much does a plumber charge to change a flange?

A. The cost of a plumber to change a toilet flange will vary depending on the service provided. For example, if they’re just changing out an old flange and installing your new toilet, it could be about $350-400 for this type of work.

Q. Are toilet flanges glued in?

A. No, toilet flanges are not glued in.

Q. How do I know if the old flange is leaking?

A. If you notice any water on your floor or a wet spot around the base of the tank and bowl when it’s sitting flush with the tile; there could be a leaky seal that needs to be replaced by a plumber.

Q. What are the signs of a faulty toilet flange?

A. A leaky seal could be one sign that the old toilet is not working properly and needs to be replaced by a plumber.

Q. Can you put a new toilet flange over an old one?

A. No, toilet flanges are not designed to be reused.


A toilet flange is a metal ring that attaches to your floor and seals off an opening in the bottom of a toilet. These types of rings are often made out of brass or steel, but some newer ones can be found with plastic parts. Flanges come in different sizes for toilets, sinks, tubs, and showers so you may need to measure before replacing yours at home. When installing your new flange make sure it’s level on all sides as well as centered within its hole (if there’s one). If you have any questions about how to replace a toilet flange yourself please comment below! Keep reading our blog for more help regarding this type of information.