How to Install a Wall-Mounted Toilet (with Step-by-Step Instructions)

Installing a wall-mounted toilet is a great way to save space in your bathroom. It’s also a relatively simple project that you can do yourself in a few hours.

In this article, we’ll walk you through the steps of installing a wall-mounted toilet, from choosing the right toilet to connecting the plumbing. We’ll also provide tips on how to make the installation process go smoothly.

So if you’re ready to give your bathroom a makeover, read on for all the information you need to know about installing a wall-mounted toilet.

Step Tools Instructions
1 Level, tape measure, pencil, stud finder, hacksaw, reciprocating saw, drill, 1-1/2-inch screws, 3-inch screws, wall anchors, plumber’s putty, silicone sealant Measure the distance between the two wall studs where you will install the toilet. Mark the stud locations on the wall with a pencil.
2 Hacksaw, reciprocating saw Cut a 2-by-4 to the width of the toilet flange.
3 Drill, 1-1/2-inch screws Attach the 2-by-4 to the wall studs using 1-1/2-inch screws.
4 Drill, 3-inch screws, wall anchors Attach the toilet flange to the 2-by-4 using 3-inch screws and wall anchors.
5 Plumber’s putty, silicone sealant Apply plumber’s putty around the base of the toilet flange.
6 Toilet Place the toilet on the flange and tighten the bolts on the toilet base.
7 Silicone sealant Apply silicone sealant around the base of the toilet to prevent leaks.

How to Install a Wall Mounted Toilet?

Planning

Before you begin installing a wall-mounted toilet, there are a few things you need to do to prepare.

  • Determine the location of the toilet. The first step is to determine where you want to place the toilet. This will depend on the size of your bathroom and the layout of your plumbing.
  • Choose the right type of toilet. There are two main types of wall-mounted toilets: gravity-fed and pressure-assisted. Gravity-fed toilets use the weight of the water in the tank to flush the toilet, while pressure-assisted toilets use a pressurized air chamber to create a powerful flush.
  • Gather the necessary materials and tools. You will need the following materials and tools to install a wall-mounted toilet:
  • Wall-mounted toilet
  • Toilet mounting bracket
  • Wax ring
  • Toilet bolts
  • Water supply line
  • Drain line
  • Pliers
  • Tape measure
  • Level
  • Pencil
  • Utility knife

Installation

Once you have gathered all of the necessary materials and tools, you can begin the installation process.

1. Prepare the wall for the toilet. The first step is to prepare the wall for the toilet. If you are installing the toilet on a stud wall, you will need to cut a hole in the drywall to accommodate the toilet mounting bracket. The hole should be large enough to fit the bracket and the toilet bolts. If you are installing the toilet on a non-stud wall, you will need to install a wall stud using a stud finder.
2. Install the toilet mounting bracket. Once the hole is cut, you can install the toilet mounting bracket. The bracket should be installed level and plumb. Make sure that the bracket is securely attached to the wall before moving on to the next step.
3. Connect the water supply and drain lines. The next step is to connect the water supply and drain lines to the toilet. The water supply line should be connected to the cold water inlet on the toilet. The drain line should be connected to the toilet drain outlet. Make sure that the connections are tight and leak-proof.
4. Attach the toilet seat. Once the water supply and drain lines are connected, you can attach the toilet seat. The toilet seat should be installed securely to the toilet bowl.

Installing a wall-mounted toilet is a relatively simple process, but it is important to follow the instructions carefully to ensure that the toilet is installed correctly. If you are not comfortable with DIY projects, it is best to hire a professional plumber to install the toilet for you.

Here are some additional tips for installing a wall-mounted toilet:

  • Make sure that the toilet is level and plumb. If the toilet is not level, it will not flush properly.
  • Use a water-tight sealant around the toilet base to prevent leaks.
  • Tighten the toilet bolts securely to prevent the toilet from wobbling.
  • Test the toilet to make sure that it flushes properly.

3. Finishing Touches

Once the toilet is installed, you will need to complete a few finishing touches to make it look its best and to ensure that it is working properly.

  • Caulk around the base of the toilet. This will help to seal the toilet to the floor and prevent leaks. Use a silicone-based caulk that is specifically designed for use around toilets. Apply the caulk in a thin, continuous bead around the base of the toilet, being careful not to get any on the toilet itself. Allow the caulk to dry completely before using the toilet.
  • Clean up the area. Remove any debris that may have accumulated during the installation process. Wipe down the floor and walls around the toilet with a damp cloth.
  • Test the toilet to make sure it is working properly. Flush the toilet several times to make sure that it is draining properly. Check for leaks around the base of the toilet. If you see any leaks, apply more caulk to seal them.

4. Maintenance

To keep your wall-mounted toilet in good working order, you will need to perform regular maintenance. This includes:

  • Keeping the toilet clean and free of debris. Flush the toilet regularly and wipe down the bowl with a damp cloth. If you have hard water, you may need to use a descaling product to remove mineral buildup.
  • Inspecting the toilet regularly for signs of wear and tear. Check for cracks in the bowl or tank, leaks around the base of the toilet, and loose bolts. If you see any damage, have the toilet repaired or replaced as soon as possible.
  • Replacing the toilet seat as needed. The toilet seat is one of the most frequently used parts of the toilet, so it is important to replace it as soon as it starts to show signs of wear and tear. Look for a toilet seat that is made of high-quality materials and is designed to fit your toilet.

By following these tips, you can keep your wall-mounted toilet in good working order for many years to come.

Installing a wall-mounted toilet is a relatively simple project that can be completed in a few hours. By following these steps, you can install a new toilet that will look great and function properly for many years to come.

Q: What are the benefits of a wall-mounted toilet?

  • A: Wall-mounted toilets take up less space than traditional toilets, making them a good option for small bathrooms.
  • They are also easier to clean, as there is no exposed bowl to scrub.
  • Wall-mounted toilets can also be more comfortable to use, as they are typically closer to the ground.

Q: What are the disadvantages of a wall-mounted toilet?

  • A: Wall-mounted toilets can be more expensive than traditional toilets.
  • They can also be more difficult to install, as they require special hardware.
  • If the wall behind the toilet is not strong enough, the toilet may sag or even fall off the wall.

Q: How do I install a wall-mounted toilet?

  • A: To install a wall-mounted toilet, you will need the following materials:
  • A wall-mounted toilet
  • A toilet bowl flange
  • A toilet seat
  • A wax ring
  • A toilet supply line
  • A toilet drain pipe
  • A screwdriver
  • A wrench
  • A level
  • A measuring tape
  • 1. Locate the studs in the wall where you will be installing the toilet. You can do this by using a stud finder.
  • 2. Mark the location of the toilet bowl flange on the wall. The flange should be centered on the studs and 12 inches from the floor.
  • 3. Drill holes in the wall for the toilet flange bolts. The holes should be 1 inch deep and 1 inch in diameter.
  • 4. Insert the toilet flange bolts into the holes.
  • 5. Apply a bead of silicone sealant around the toilet flange.
  • 6. Attach the toilet bowl flange to the wall using the bolts and nuts provided.
  • 7. Attach the toilet seat to the toilet bowl.
  • 8. Connect the toilet supply line to the toilet.
  • 9. Connect the toilet drain pipe to the toilet.
  • 10. Level the toilet and tighten the nuts on the toilet bowl flange.

Q: What are some common problems with wall-mounted toilets?

  • A: Some common problems with wall-mounted toilets include:
  • Leaks. If the toilet is not installed properly, it may leak from the base or the drain.
  • Sagging. If the wall behind the toilet is not strong enough, the toilet may sag or even fall off the wall.
  • Squeaking. The toilet may squeak if the bolts are not tightened properly.

Q: How can I prevent problems with my wall-mounted toilet?

  • A: To prevent problems with your wall-mounted toilet, you can:
  • Install the toilet properly. Make sure that the toilet is level and that the bolts are tightened properly.
  • Use a high-quality wax ring. A good wax ring will help to seal the toilet to the floor and prevent leaks.
  • Inspect the toilet regularly. Check for leaks and signs of wear and tear.
  • Replace the toilet if it is damaged. If the toilet is cracked or leaking, it should be replaced as soon as possible.

    Installing a wall-mounted toilet is a relatively simple project that can be completed in a few hours. However, it is important to follow the steps carefully and make sure that you have the right tools and materials on hand.

In this article, we have outlined the steps involved in installing a wall-mounted toilet, from choosing the right toilet to attaching it to the wall. We have also provided tips on how to make the installation process go more smoothly.

By following these steps, you can install a wall-mounted toilet in your bathroom with confidence.

Here are some key takeaways from this article:

  • Choose a toilet that is the right size and weight for your bathroom.
  • Make sure that you have the right tools and materials on hand.
  • Follow the steps in the article carefully.
  • Test the toilet to make sure that it is installed correctly.

With a little planning and effort, you can install a wall-mounted toilet in your bathroom that will look great and function perfectly.

Author Profile

Liana Farrell
Liana Farrell
Liana Farrell is the owner of toiletty.com. She is a mom of two and is very passionate about home improvement.

Liana has ten years of home improvement experience, and in her own words, she said: “I love improving the home, and I’m very passionate about keeping the home in the best possible condition. I love it!”

Liana Farrell balances beauty and functionality when she goes about her home improvement jobs.