How to Plaster a Brick Fireplace

If your home has a brick fireplace that is in need of repair, you may be wondering how to go about plastering it. Plastering a brick fireplace is not as difficult as it may seem, and with the right tools and materials, you can have it done in no time.

  • Begin by preparing the surface of the fireplace
  • This may involve removing any old plaster or paint that is present, as well as cleaning the bricks to ensure that the new plaster will adhere properly
  • Once the surface is prepared, apply a layer of mortar to the bricks using a trowel
  • Be sure to smooth it out as much as possible so that there are no bumps or unevenness in the surface
  • Allow the mortar to dry for at least 24 hours before proceeding with the next step
  • Apply a thin layer of plaster over the dried mortar using a putty knife or trowel
  • Again, be sure to smooth out any bumps or imperfections in order to create a level surface
  • Allow the plaster to dry completely before applying any paint or other finishes (if desired)

Learn how to plaster over interior brick fireplaces with Structo-Lite basecoat

How to Plaster a Fireplace

If your fireplace is looking a little worse for wear, you may be considering giving it a makeover. Plastering your fireplace is a great way to achieve a smooth, sleek look that can completely transform the appearance of your home. Plus, it’s not as difficult as you might think!

With a little bit of time and patience, you can plaster your fireplace yourself. Here’s how: First, remove any existing paint or wallpaper from your fireplace.

You’ll need to start with a clean surface in order for the plaster to adhere properly. Next, use sandpaper to rough up the surface of the bricks. This will help the plaster stick better.

Then, mix up your plaster according to the instructions on the package. Once it’s ready, apply it to the bricks using a trowel. Work in small sections and smooth out the plaster as you go.

Finally, let the plaster dry completely before painting or applying any finish of your choice. And that’s it! With just a few simple steps, you can give your fireplace a brand new look with fresh plaster.

Cost to Plaster Over Brick Fireplace

If you’re looking to add a fresh, new look to your home, one option is to plaster over your brick fireplace. This can be an easy and relatively inexpensive way to change up the style of your space. But how much does it cost?

The cost of materials for plastering over a brick fireplace will typically run between $30 and $50 per square foot. So, for a standard sized fireplace that’s about 10 square feet, the total cost would be around $300 to $500. Of course, this price can vary depending on the size and complexity of your fireplace as well as the type of plaster used.

In addition to the cost of materials, you’ll also need to factor in the cost of labor. If you hire a professional to do the job, expect to pay around $50 per hour. So for a simple project like this, the total cost would likely be between $400 and $600.

Overall, plastering over a brick fireplace is an easy and relatively affordable way to update the look of your home without breaking the bank!

Lime Plaster Over Brick Fireplace

If you’re looking to add a touch of elegance to your home, consider lime plastering over your brick fireplace. Lime plaster is a type of plaster made from limestone that’s been heated and then mixed with water. It’s often used in exterior applications because it’s extremely durable and weather-resistant.

When it comes to indoor fireplaces, lime plaster can provide a smooth, polished look that really makes the space stand out. Plus, it’s easy to apply and can be tinted to match your décor. If you’re interested in giving this project a try, here are some tips to get you started.

First, prep the surface by cleaning the bricks and removing any loose mortar or debris. Next, apply a base coat of plaster using a trowel or putty knife. Once the base coat is dry, apply two top coats of plaster, allowing each one to dry completely before proceeding with the next.

Finally, once the final coat is dry, you can either leave the fireplace as-is or paint it any color you like! With lime plaster, there are endless possibilities for transforming your old brick fireplace into something truly beautiful.

How to Plaster a Brick Fireplace


Can You Plaster in a Fireplace?

If you have a fireplace that is in need of repair, you may be wondering if you can plaster it yourself. The answer is yes, but there are a few things to keep in mind before starting the project. First, make sure that the fireplace is completely cooled off and free of any embers.

Next, remove any soot or debris from the surface of the fireplace. Once the surface is clean, you can begin to apply the plaster. When applying plaster to a fireplace, it is important to use a heat-resistant variety.

These types of plasters can withstand high temperatures and will not crack or crumble when exposed to heat. Apply the plaster in thin layers, using a smooth strokes. Allow each layer to dry completely before adding another.

Once all of the plaster has been applied and has had time to dry, you can then paint or finish it as desired. Plastering a fireplace is not a difficult task, but it does require some time and patience. With some careful planning and attention to detail, you can have a beautiful finished product that will last for years to come!

What Plaster Do You Use for Fireplace?

When it comes to choosing a plaster for your fireplace, there are a few things to keep in mind. The most important factor is the heat rating of the plaster – you’ll want to make sure that the plaster you choose can withstand the high temperatures that are produced by a fire. Other considerations include the type of finish you want and the overall look of the fireplace.

There are two main types of plaster that can be used for fireplaces: gypsum-based plaster and lime-based plaster. Gypsum-based plaster is more commonly used because it is easier to work with and less expensive than lime-based plaster. However, lime-based plaster has a higher heat resistance, so it’s worth considering if you’re looking for a long-lasting option.

Once you’ve decided on the type of plaster, there are a few different finishes that you can choose from. If you want a smooth, polished look, then an acrylic or latex-based paint can be applied over top of the drywall mud basecoat. For a more textured look, try using sandpaper or stippling brush techniques after the basecoat has dried.

How Do You Plaster Over a Brick Chimney?

If you’re looking to give your home a facelift, one of the first places you’ll want to start is with the fireplace. And if your fireplace is made of brick, that means giving it a fresh coat of plaster. Plastering over a brick chimney is actually a fairly simple process, as long as you have the right tools and materials.

Here’s what you’ll need to get started: -A putty knife -A trowel

-Plaster mix -Water -A bucket

-Sandpaper Start by mixing together your plaster and water in the bucket according to the instructions on the package. Once it’s mixed well, use your putty knife to apply it evenly over the surface of the bricks.

Start at the top and work your way down, being sure to smooth out any air bubbles as you go. Once all of the bricks are covered, use your trowel to create texture on the surface. You can do this however you like – some people prefer a more rustic look while others prefer something smoother.

Once you’re happy with the texture, allow the plaster to dry completely. This could take anywhere from 24 hours to several days, depending on conditions like humidity and temperature. Once dry, sand down any rough edges or areas where the plaster isn’t level with the rest of the bricks.

Then simply sit back and enjoy your newly plastered brick fireplace!

How Do You Cover Up an Old Brick Fireplace?

If you’re looking to cover up an old brick fireplace, there are a few different route you can take. One option is to simply paint over the existing bricks with a new coat of paint. This can be a quick and easy way to give your fireplace a fresh new look.

Another option is to install paneling or beadboard over the bricks. This will give the fireplace a more finished look and can help to hide any imperfections in the bricks. If you’re looking for something more permanent, you can tile over the bricks or even install stone veneer panels.

Whichever route you choose, be sure to prep the surface properly before adding any new materials.


If your fireplace is looking a little worse for wear, you can easily give it a facelift with some plaster. Plastering a brick fireplace is a relatively simple process that anyone can do with the right supplies and some patience. Here’s how to do it:

First, gather your supplies. You’ll need plaster, water, a bucket, a trowel, and something to catch the excess water and plaster (a drop cloth or old towels work well). Mix the plaster and water together in the bucket according to the directions on the package.

Next, begin applying the plaster to the fireplace using your trowel. Work in small sections and be sure to smooth out any lumps or bumps as you go. Apply a generous layer of plaster over the entire surface of the fireplace.

Once all of the plaster is applied, let it dry completely before moving on to the next step. This could take several hours or even overnight depending on how thick you applied the plaster and how humid it is outside. Once dry, use sandpaper to smooth out any rough edges or imperfections in your newly plastered fireplace.

Vacuum up any dust created by sanding before continuing. Now you’re ready to paint! Choose a color that compliments your room’s decor and get painting.

Be sure to use an exterior paint if your fireplace is located in an area that gets hot when in use (like directly above a wood-burning stove). Allow the paint to dry completely before using your fireplace again.

Suzan Daniel

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