Is It Okay to Paint Brick and Mortar?

Painting brick and mortar may seem like an unusual task, but with the right preparation and materials, it can be a perfectly acceptable way to enhance the look of your home. However, there are a number of important considerations that you should keep in mind before you embark on this project.

Surface Preparation

Properly preparing the surface is one of the most crucial steps in the painting process. Begin by cleaning the brick surface thoroughly to remove dirt, grime, and any loose material. A wire brush or a pressure washer can be effective tools for this task, depending on the severity of the buildup.

Type of Paint

When it comes to masonry paint, it’s important to choose a high-quality, breathable product designed specifically for brick surfaces. Regular exterior paint may not adhere properly and may not allow moisture to escape, leading to potential damage down the line. Choosing the right paint will ensure a long-lasting and effective finish.

Moisture Considerations

Before painting, it is essential to ensure that the brick surface is completely dry. Any moisture trapped behind the paint can result in issues such as peeling, blistering, or mold growth. Carefully check the brick to make sure it is dry before applying the paint.

Primer Application

Applying a primer specifically formulated for masonry can significantly improve the adhesion and durability of the paint. A good primer can help ensure that the paint sticks to the surface better and lasts longer, making your painting project more successful in the long run.

Long-Term Considerations

Painted brick can certainly change the appearance of your home, but it may also require maintenance over time. Be prepared for the possibility of repainting or touch-ups in the future. Regular check-ups and touch-ups can help maintain the integrity and appearance of your painted brick.

Potential Damage

While paint can be an attractive choice for brick and mortar, it’s important to note that it can also trap moisture. This trapped moisture can lead to the deterioration of the brick over time. If you're unsure about the best approach, it’s always wise to consult a professional who can provide advice specific to your situation.

However, it's worth mentioning that some home improvement experts, such as Bob Vila, suggest caution when painting brick, especially in areas like brick fireplaces. The texture and porosity of brick can make it difficult to remove paint that has soaked into the surface, and the paint itself can be flammable or may not withstand the heat and soot exposure of a fireplace.

For brick fireplaces in particular, it is advisable to use a paint type that is flame-resistant and durable enough to withstand the heat and soot. Various brick-pattered hardboard products are available and might be a less work-intensive option for both you and future owners.

In summary, while painting brick and mortar is permissible, careful preparation and the right materials are absolutely essential for achieving a good result and minimizing potential issues.