How to Build a False Wall for TV and Fireplace Properly? 2022 Detailed Guide

Installing a gas or electric fireplace with a false wall is easy, and you can also set a TV on it!

The only question here is how to build a false wall for TV and fireplace?

WarmthPedia can help you whether you’re looking for a good way to install your new TV or need help mounting your fireplace.

You can learn how to build a false wall for TV and fireplace in this WarmthPedia article, as well as the materials and tools required to complete this task.

What is a False Wall?

What is a False Wall?

A false wall is an effective way to hide a space from view.

The false wall is often utilized in high-end home entertainment systems to mount projection screens and hide speakers.  

In a basement or laundry room, it can be useful for concealing plumbing pipes and electrical conduits. It can also be helpful for hiding electrical conduit and plumbing pipes in a basement or laundry room.

Tools and Materials Needed

WarmthPedia has gathered the materials and tools you need for this process:

  • Pencil
  • Stud Finder
  • Nails
  • Metal Studs
  • Plasterboard
  • Tape Measure
  • Carpenter’s Square
  • Plumb Line
  • Hand Saw
  • Hammer
  • Nail Gun
  • Wood Glue
  • Spirit Level
  • Wall Installation

How to Build a False Wall for TV and Fireplace?

How to Build a False Wall for TV and Fireplace?

Wondering how to build a false wall for TV and fireplace? Follow these WarmthPedia simple steps:

1. Choose the location for your False Wall

It’s crucial to choose the best location for your false wall. Ensure that the wall is both aesthetically beautiful and structurally sound.

When choosing a location, keep in mind that your TV and fireplace will need access to electrical outlets in addition to ventilation. So, it’s crucial to choose a place that’s close to these things.

2. Measure & Mark Out the Area for your False Wall

Once you’ve chosen the location for your false wall, it’s time to measure and mark off the place.

This will ensure that everything is level even as you start to build your false wall.

3. Frame the Wall Using 2x4s and Plywood

The next step in building a false wall for the TV and fireplace involves framing the wall using 2x4s and plywood. This will provide you with a solid base on which to support your TV and fireplace without any problems.

The 2x4s should be first attached to the studs in the chosen location. Then, plywood should be placed on top of the 2x4s. Ensure that everything is stable before moving to the next step.

4. Cut the Wall Plates

After determining the length of the wall, you want to build and cut two 2x4s to this length.

These will be the base and top plates for the wall. Place the two pieces next to one another to ensure that they are precisely the same length.

You want to build and cut two 2x4s to this length after determining the wall’s length.

5. Form a Frame

In order to construct a rectangular frame, all of the plates and studs should be laid out on their short sides.

6. Assemble the Frame

Now, put the framing parts together. Then, place your top and bottom plates on top of the sill sealer strips in the location you’ve chosen for the wall.

In order to wedge your end studs perpendicularly, raise them so that their broadsides are flush with the ends of the plates. If you want to move the studs while holding the top sill sealer and plate in place, you might need help.

7. Mark the Stud Layout

Mark the top and base plates every 16 inches where the interior studs will go.

8. Add the Interior Studs

Cut outer studs to the same dimensions as the two outer suds. After placing each stud on a set of layout marks, attach each end with two nails and screws.

You might want to paint the false wall frame black if you want to cover it with acoustical fabric.

9. Anchor the Frame

Use a stud finder to locate a stud in an existing wall so you can attach the false wall to it. Mark the two side edges of the stud.

The false wall should be placed up against the existing wall, with the end facing the stud in the existing wall. Attach the outside stud of the existing wall using nails or screws.

10. Finish the False Wall

Cover the frame with acoustical fabric if the wall is a component of a home theater system.

If the wall is being used to conceal pipes or electrical conduit, the front of the frame should be covered with drywall before being completed and painted as desired.

This video below explain how to build a false wall for tv and fireplace in details.


When you’re done, your house should have a beautiful and useful false wall that is perfect for mounting a TV and a fireplace.

Do you still have questions regarding how to build a false wall for TV and fireplace? Leave your questions or comments in the WarmthPedia comments below, and we’ll get back to you as soon as possible.

Leave a Comment