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We provide masonry waterproofing and coating services in Baton Rouge, LA to protect brick, block, and stone buildings from moisture. Our solutions include clear water repellents, elastomeric wall coatings, sealants, and parapet repairs. Extend the life of your façade and reduce leaks with a tailored waterproofing plan.
Baton Rouge Masonry provides professional masonry waterproofing throughout Baton Rouge, LA, Louisiana and the surrounding area. Our licensed, insured crew delivers safe, clean, on-time work with a free estimate before anything begins. Call (225) 529-3483 or request your free quote.
Protecting Baton Rouge Masonry From Water, One Wall At A Time
In Baton Rouge, masonry waterproofing is not a luxury, it is protection against constant humidity, heavy storms, and intense summer heat. At Baton Rouge Masonry, we focus on how those specific local conditions affect brick, block, stone, and mortar over time, then match the right waterproofing system to your walls, chimneys, columns, and foundations.
We start every masonry waterproofing and coatings project with a close visual inspection. We look for hairline cracks in mortar, soft or sandy joints, efflorescence (white powdery deposits), spalled brick faces, loose caps, and any areas where water is clearly getting in. On many Baton Rouge homes, we see damage along parapet walls, around windows, and at the base of walls where rain splashes up from patios and walkways.
From there, we explain which areas need simple sealing, which need repointing or patching first, and whether a breathable clear sealer or a film-forming coating is more appropriate. Our goal is to keep moisture out while still allowing the masonry to breathe so trapped water does not cause peeling or new cracks down the road.
Our Step by Step Masonry Waterproofing Process
A durable waterproofing job is all about preparation and product choice. Baton Rouge Masonry follows a careful process so that the coating actually bonds and performs for years.
1) Cleaning and surface prep: We start by gently cleaning the masonry to remove dirt, mildew, and old failing sealers. Depending on the surface, we may use low pressure washing, masonry-safe cleaners, or stiff brushes. We avoid harsh methods that can erode brick faces or mortar joints. In humid Louisiana, mildew and algae are common, so we treat those areas thoroughly so they do not grow back under a new coating.
2) Repairs before waterproofing: We repair cracks, open joints, broken bricks, and deteriorated caps before any sealer or coating is applied. This can include tuckpointing (replacing loose or missing mortar), resetting loose bricks, filling control joints with flexible sealant, and reinstalling or sealing masonry caps and copings. If waterproofing is applied over open cracks, water will continue to get in and the coating will not solve the underlying problem.
3) Selecting the right waterproofing system: For most exterior walls in Baton Rouge, we prefer penetrating, breathable water repellents made specifically for brick, block, or natural stone. These soak into the masonry and chemically bond inside the pores, so the appearance of the wall changes very little. On some commercial or high exposure areas, we may recommend an elastomeric coating or masonry paint that creates a visible protective film and can bridge small hairline cracks.
4) Application in the right weather window: Humidity and temperature are critical here. We schedule masonry waterproofing work during dry periods, usually in the cooler morning hours or seasons when the surface temperature is not extreme. The wall must be dry enough for the products to absorb and cure, so we avoid applying right after heavy rain.
5) Final inspection and touch ups: After curing, we inspect the surface again to make sure there are no missed areas, drips, or pinholes. If we used a clear sealer, we test water beading on the surface. If we used a coating, we check for uniform coverage, proper film thickness, and clean lines around trim and adjacent surfaces.
Types of Sealers and Coatings We Use in Baton Rouge
Different masonry in different parts of a property faces different moisture challenges. Baton Rouge Masonry matches the product to the surface and exposure level so you get targeted protection.
Penetrating water repellents: These are often silane, siloxane, or silane/siloxane blend products. They soak into the surface and line the pores so liquid water cannot easily enter, but water vapor can still escape. We use these on brick facades, chimneys, garden walls, and natural stone where homeowners want to preserve the original look and texture. They are especially good for older homes in Baton Rouge where the brick needs to breathe.
Film forming coatings: These include acrylic or elastomeric wall coatings, masonry paints, and some specialty products that build a flexible film on the surface. We recommend these for block walls, stucco, and some commercial facades where hairline crack bridging and a uniform finished color are important. Elastomeric products can stretch slightly as the wall moves with temperature changes, which is valuable in our hot climate.
Clear vs tinted systems: Many homeowners prefer nearly invisible protection, in which case we stick to clear penetrating sealers. In other cases, a tinted or opaque system can refresh a faded wall while adding waterproofing. We discuss gloss level, color options, and how each choice will look next to your existing brick, roof, and trim.
Specialty details: Around window sills, caps, and at wall-to-slab transitions, we often combine coatings with flexible sealants, drip edges, and small flashing details. These small changes help redirect water so it does not sit against your masonry or seep into joints over and over.
Common Water Problems We See in Baton Rouge Masonry
Our climate in Baton Rouge creates a specific pattern of masonry issues that proper waterproofing and coatings can prevent or correct.
One frequent problem is efflorescence, the white, chalky deposits that appear on brick or block. They form when water moves through the masonry, dissolves salts, then evaporates and leaves the salts on the surface. We remove the deposits, locate the water source, then apply appropriate sealing so the movement of water slows or stops.
Another common issue is spalling, where the face of a brick or block flakes or chips away. This often happens when water gets into the surface and then expands with heat or temperature swings. On older chimneys and parapet walls without proper caps or flashing, spalling can become severe. We replace damaged units, install or repair caps, seal the exposed surfaces, and sometimes add a breathable water repellent to the entire wall to prevent repeat damage.
We also see interior symptoms of exterior water problems: musty smells, peeling paint on basement or first floor walls, damp corners where an outside planter or driveway meets the house, or rusted lintels above windows and doors. In these cases, our masonry waterproofing work might include both outside wall treatments and targeted detailing around openings and slab joints.
Because Louisiana gets sudden heavy downpours, we look closely at how water flows off roofs, over gutters, and down walls. If a downspout is discharging too close to a brick or block wall, no sealer alone will solve the problem. We advise on simple drainage changes that complement the coatings we apply so you get a lasting solution, not a temporary bandage.
What Affects the Cost of Masonry Waterproofing in Baton Rouge
Homeowners often ask why one masonry waterproofing project costs more than another. Baton Rouge Masonry is transparent about the factors that influence price so you can make informed decisions.
Access and height: A simple one story garden wall is less labor intensive than a tall chimney or second story facade that requires ladders, scaffolding, or lift equipment. Narrow side yards, steep driveways, and heavy landscaping can also affect how easily we can set up and work.
Surface condition and repairs: If your masonry only needs cleaning and sealing, the project will be less expensive. If we find extensive mortar deterioration, spalled brick, or failing caps and flashing, we will recommend repairing those issues first. Investing in repairs ensures waterproofing actually works, but it does add to the scope.
Product type and number of coats: High quality, breathable sealers and professional grade elastomeric coatings cost more than hardware store products, but they last longer and perform better in our climate. Some surfaces require two coats for full saturation or coverage, especially older, more porous brick or block.
Area size and detailing: Large, simple wall areas can be coated efficiently, while areas with many windows, trim transitions, railings, or decorative features require extra masking and hand work. This level of detail is essential for a clean, professional finished look and to prevent unwanted overspray or drips on adjacent finishes.
Timing and weather: We try to schedule work during ideal weather windows at no extra cost, but short notice rush jobs before a major renovation or sale can sometimes require larger crews or longer days. We always discuss timing options so you understand any impact on budget.
When to Schedule and What to Expect From Baton Rouge Masonry
In Louisiana, the best times to schedule masonry waterproofing are usually during drier stretches in spring and fall. The temperatures are more moderate, walls dry out faster, and products cure more consistently. That said, with careful scheduling we successfully complete projects year round, as long as we can work around rain and high surface temperatures.
When you contact Baton Rouge Masonry, we begin with a site visit to your home or business. We walk the property with you, point out problem areas, and discuss your goals: whether that is simply stopping water intrusion, preserving historic brick, refreshing the appearance with a new color, or protecting a new build from day one. We then provide a detailed written proposal that outlines surface preparation, repair work, products to be used, and how many coats we recommend.
During the project, we protect landscaping, windows, doors, and nearby surfaces with plastic and drop cloths. We communicate which areas will be worked on each day so you know what to expect, especially if we need access through gates, garages, or side yards. At the end of each day, we clean the work area so you are not living with unnecessary mess.
After completion, we will review care and maintenance tips with you. For example, we may suggest gentle cleaning methods that will not strip the waterproofing, inspection intervals for high exposure areas, and signs to watch for over the years, such as new cracks or unusual discoloration. Our goal is that you feel confident about how your masonry is protected and that you know who to call if anything changes.
Baton Rouge Masonry stands behind our workmanship and the products we use, and we tailor each masonry waterproofing and coatings project to the unique conditions of your property and our local climate.
