How to Build a Fireplace Insert Surround

Building a custom fireplace insert surround is an easy and cost-effective way to upgrade your living room. Not only does it improve the look of your space, but it also increases efficiency by preventing heat loss through the chimney flue. As well as creating a warm, inviting atmosphere, you can enjoy greater energy savings over time.

How to Build a Fireplace Insert Surround

The advantages of building a fireplace insert surround are many. First, it can help to improve the look of your home by providing an aesthetically pleasing focal point in the room. It can also provide additional insulation around the fireplace, which can help keep your house at a comfortable temperature during winter. You can find step-by-step instructions on how to build a fireplace insert surround in this blog article.

Step-by-step Instructions for How to Build a Fireplace Insert Surround

Step 1: Inspect Your Fireplace Insert

Ensure your fireplace insert is in good condition before building the surround. Look for any wear and tear areas, cracks, or other imperfections that may need to be addressed before continuing. Take accurate measurements of the area surrounding your fireplace insert so you can get an idea of what size and shape of surround you need to build.

Step 2: Choose Materials for the Surround

Select materials such as wood, brick, stone, or tile that will give your fireplace insert surround a unique and attractive look. Ensure it complements the style of the room in which it is installed. Cut the material you have chosen for your surround to fit using a power saw or other cutting tool, depending on the type of material. Make sure all pieces of the surround are cut accurately and evenly so they will fit together properly.

Step 3: Attach Your Pieces

Securely attach your surrounding pieces with nails or screws that are appropriate for the material you have chosen. Make sure all pieces are securely attached and aligned for the best appearance. Place your surround in its designated area, ensuring it fits snugly against the wall and fireplace insert. Secure the surround into place with masonry nails if necessary.

Ensuring It Fits Snugly Against the Wall

Step 4: Seal the Edges of Your Insert and Surround

Apply a sealant or caulk around the edges of your insert and surround to ensure it is airtight. This will help to keep any heat or smoke from escaping. Securely install your fireplace insert into its designated area, taking special care not to damage the surrounding walls or material. Make sure it is properly sealed into place before continuing.

Step 5: Finish the Surround

Give your surround a finishing touch by adding trim or decorative accents as desired. This will help to complete the overall look of the fireplace and give it an attractive, finished appearance. Before you use your newly built fireplace, insert, test it and ensure the fire is contained within the insert. You can do this by starting a small fire and ensuring that no smoke or heat escapes through any surrounding gaps or cracks.

With these easy-to-follow instructions, you can enjoy a beautiful fire without worrying about any heat or smoke escaping into the room.

Safety Tips for How to Build a Fireplace Insert Surround

  1. Make sure to have proper ventilation in the room where you will be working on building your fireplace insert surround.
  2. Wear protective clothing, gloves, and safety glasses while working on your insert surround.
  3. Measure twice before cutting any materials for your fireplace insert surround to avoid costly mistakes.
  4. Always wear a dust mask when sawing or sanding for your fireplace insert surround.
  5. Make sure to cover any exposed electrical outlets with a safety plate before starting work on the insert surround.
  6. Have a fire extinguisher nearby in case of an emergency while working on your fireplace insert surround.
  7. Read the instructions that came with your fireplace insert carefully and follow them closely during the installation of the surround.

By following these safety tips when building your fireplace insert surround, you can ensure the project is completed safely and successfully.

What is the Best Way to Cut the Wall and Floor Boards for the Fireplace Insert Surround? 

The best way to cut the wall and floorboards for the fireplace insert surround is by using a circular saw. Make sure you measure twice, then mark off your cut line with a pencil before cutting. Using a straight edge as a guide for the saw may be helpful. When cutting, always ensure that you are wearing safety glasses and hearing protection. Additionally, as you are cutting, keep dust away from your face and body.

Cut the Wall and Floorboards for the Fireplace

Now that the walls and floorboards have been cut, the next step is installing them. It is important to use screws or nails of adequate length. Pay particular attention to secure fasteners in areas that will bear the weight of the fireplace insert surround. Start by attaching the wall boards around the insert, then move onto the floorboard.

Once all of the boards are in place, caulk any gaps between the boards to ensure a sealed joint. Now your fireplace insert surround is ready for painting or staining.

How Should You Finish the Surface of Your Fireplace Insert Surround? 

Once you’ve built the frame for your fireplace insert surround, it’s time to finish the surface. Depending on what kind of look you want, several options are open to you. If you want a traditional look, using bricks is one option. It’s relatively easy and inexpensive to tile over with ceramic or stone tiles; however, these materials may not be suitable if you’re using a pre-fabricated insert.

If you want something that is more modern looking, you can paint the surface of your fireplace with heat-resistant paint. You can also choose to line it with decorative metal pieces or panels made from aluminum or copper. This option offers a more contemporary look and requires minimal maintenance.

If you want something more unique, consider adding a natural stone veneer or hardwood paneling to the fireplace insert surround. This will give your space a look of sophistication and character that can be appreciated for years.

Are There Any Specific Cleaning or Maintenance Instructions You Need to Follow for Your Fireplace Insert Surround? 

To maintain the aesthetic appeal of your fireplace insert surround, it is important to take a few steps. To begin with, you should vacuum and dust the surrounding area regularly to ensure that no dirt or dust has built up inside. You may also want to wipe down the surface of your fireplace insert surround occasionally with a damp cloth to remove any dirt or debris that may have accumulated.

Wipe Down the Surface of Your Fireplace

In addition, make sure to check your fireplace insert surround periodically for any cracks or damage to the surface. If you find any, it may be necessary to repair them to maintain a safe and structurally sound environment around your fireplace insert surround.

Finally, if you plan on using the fireplace insert surround regularly, you should inspect its condition regularly. Check for any loose or missing parts that could compromise the integrity of your fireplace insert surround and potentially cause hazardous conditions.

How Should You Secure the Fireplace Insert Surround to Your Wall? 

When securing your fireplace insert surround, there are several different methods to consider. Generally speaking, the simplest way is to use screws or nails that are long enough and strong enough to hold the surround in place. If you’re using a stone surround, for example, it should be secured with masonry anchors that penetrate both the stone and the wall. Other materials, such as brick or wood, can be secured with nails and screws.

For added stability, you may also want to use construction adhesive or caulk along the edges of the surround where it meets the wall. This will help ensure your fireplace insert is firmly secured and won’t shift when used. Make sure to read the adhesive’s instructions before applying it, as some types require specific temperatures and drying times.

Finally, check with your local building codes before beginning any installation process. Depending on where you live, there may be certain guidelines that must be followed when installing a fireplace insert surround.

Installing a Fireplace Insert Surround


In conclusion, building a fireplace insert surround is a project that can not only add beauty to your home but also make it more efficient and enjoyable to use. It requires careful planning, as well as attention to detail during construction.

With the right materials and tools in hand, you can create an impressive fireplace insert surround that will provide warmth for years to come! Remember to ensure proper ventilation when using a fireplace insert, and always keep safety in mind. I hope this article has been beneficial for learning how to build a fireplace insert surround. Make Sure the preventive measures are followed chronologically.

Angela Ervin

Angela Ervin

Angela is the executive editor of DIY quickly. She began her career as an interior designer before applying her strategic and creative passion to lifestyle and home. She has close to 15 years of experience in creative writing and online content strategy for housekeeping, home decorations as well as other niche efforts. She loves her job and has the privilege of working with an extraordinary team. She lives with her husband, two sons, and daughter in Petersburg. When she's not busy working she spent time with her family.

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