What is the pipe called that the toilet sits on?

Author: Cleta Fay  |  Last update: Tuesday, October 7, 2025

A toilet flange, also called a closet flange, is a pipe fitting that connects a toilet to the drainage system while also securing it to the finished floor. A toilet flange securely attaches a toilet to the home's drainage system through an approved connection method.

What is the pipe connected to the toilet called?

The pipe that connects a toilet pan to the wall or plumbing is called a flush pipe, and the rubber part on the end is called a flush cone. You can replace these parts with FIX-A-LOO Flush Pipe Replacement Parts if they are broken or start leaking.

What happens if a toilet flange is broken?

A broken flange will cause the toilet to move because it is no longer secured to the flange, which is anchored to the subfloor. The constant rocking will likely break the wax seal (located between the toilet and the flange), allowing water to leak onto the substrate and the ceiling below when the toilet is flushed.

What does it cost to replace a toilet flange?

If your toilet is creaking or wobbling, you may need to replace the flange. For a plumber, replacing a toilet flange is a quick and easy job. Replacing a toilet flange costs $145 to $165 on average.

Do you need a plumber to replace a toilet flange?

PVC flange, the most common type of flange, simply lift it from the outflow pipe. If the flange is metal or glued to the drain pipe and cannot lift out once the bolts are removed, call a licensed plumber to remove it for you. Trying to remove a flange that is sealed to the pipe yourself could damage the drain pipe.

Replacing a broken toilet flange in a cement floor

How do I know if my toilet flange is leaking?

Here are the five most common toilet flange and wax ring leak symptoms:
  1. Your toilet is wobbly. ...
  2. Odors. ...
  3. Water puddling where your toilet meets the floor. ...
  4. The floor around the toilet feels springy or spongy. ...
  5. The flooring around your toilet is coming up.

How long does it take a plumber to replace a toilet flange?

Plumber labor costs $75 to $150 per hour, and a simple toilet flange replacement takes 1 to 2 hours to remove the toilet, detach and replace the old flange, install a new wax seal, and reseat the toilet properly.

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

Can you put a new toilet flange over an old one? A standard toilet flange should fit snugly into the outflow pipe and sit level with the subfloor. Installing a new one without first removing the old one will make it impossible to form a seal and keep the toilet bowl bolted securely in place.

How do I know if my toilet flange needs to be replaced?

Unstable Toilet: A rocking or moving toilet may have a damaged flange. Foul Odors: Sewage gas smells like rotten eggs, and if you smell it in your bathroom, you likely have a broken seal around your toilet. Visible Damage: Cracks or corrosion on your flange indicate it's time for a replacement.

What is the most common toilet repair?

One of the most common toilet issues is a toilet that continues to run after flushing. This can lead to wasted water and higher bills. To address this problem, you can check the flapper valve and the fill valve. If the flapper is worn or misaligned, replace it.

Are all toilet flappers universal?

Are all toilet flappers universal? No.

What is a pipe connector called?

Pipe fittings, also known as pipe connectors, attach one pipe to another in order to lengthen the run or change the flow direction in a plumbing system. These are used to combine, divert or reduce the flow of the water supply. They come in a variety of sizes to fit the pipe they will connect.

Do I need a plumber to replace a toilet flange?

If you have the appropriate tools and enough strength to lift the toilet, this could be a good DIY project for you. On the other hand, hiring a plumber to replace the flange will ensure that the job is done right by a licensed, experienced professional.

What happens if toilet flange is broken?

A broken flange can cause your toilet to move because it is no longer secured to the flange, which is anchored to the subfloor. The rocking can cause the wax seal between the toilet and the flange to break, allowing water to leak onto the substrate and the ceiling below when the toilet is flushed.

How to replace a toilet flapper seal?

  1. Step 1: Turn off the water to the toilet. Photo: istockphoto.com. ...
  2. Step 2: Drain the toilet tank. ...
  3. Step 3: Disconnect the old flapper. ...
  4. Step 4: Install the new flapper. ...
  5. Step 5: Turn on the water and test for leaks.

How often does a toilet flapper need to be replaced?

Toilet flappers usually last for about 3 to 5 years, but the lifespan can vary depending on factors such as the quality of the flapper, the water quality, and the frequency of use.

What is ghost flushing?

Ghost flushing, or phantom flushing, occurs when your toilet tank refills independently without anyone pressing the handle. Water leaks from the tank into the bowl, causing the fill valve to activate periodically to refill the tank. It's similar to your toilet flushing itself, but it's just refilling.

What happens if toilet still leaks after replacing flapper?

If you've replaced the flapper and adjusted the float ball, but the toilet continues to run, the most likely cause is a leaking flush valve. Usually, such a leak is around the mouth of the flush valve where the flapper is supposed to make a good seal.

How often should a toilet flange be replaced?

Flanges last for about 5-20 years. Worn-out flanges will no longer create a tight seal between the toilet and outflow pipe. As a result, when you flush, the toilet will leak at the base. By replacing the closet flange you will be able to stop the base from leaking.

Should you caulk around a toilet?

Reasons to Caulk Around a Toilet

Moisture Prevention: Without caulk around the toilet base, external water can seep under the toilet, leading to floor and subfloor damage over time. This is especially important in bathrooms with wooden floors, as prolonged exposure to moisture can lead to rot and structural issues.

How do you stop a flange from leaking?

To fix this issue, it is crucial to follow proper installation procedures. This includes ensuring that the flange faces are parallel and in contact with each other, using the appropriate gasket material, tightening the bolts in the correct sequence and torque, and applying a suitable sealant or lubricant.

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