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Superior Masonry Atlanta applies masonry waterproofing and coatings to commercial buildings across Atlanta, GA. We seal brick and block walls, parapets, and penetrations to stop leaks, improve durability, and help your exterior shed water more effectively.
Superior Masonry Atlanta provides professional masonry waterproofing throughout Atlanta, GA, Georgia and the surrounding area. Our licensed, insured crew delivers safe, clean, on-time work with a free estimate before anything begins. Call (912) 454-5836 or request your free quote.
Protecting Atlanta Brick and Stone From Water Damage
In Atlanta, masonry waterproofing is not a luxury, it is basic protection for your brick, block, stone, and mortar. Our humidity, heavy thunderstorms, and sudden temperature swings put a lot of stress on exterior masonry. At Superior Masonry Atlanta, we see the same pattern over and over: small hairline cracks or porous brick start to absorb water, then that moisture leads to efflorescence, spalling faces on bricks, and loose mortar joints.
Masonry waterproofing and coatings are different from simply “painting a wall.” The goal is to stop bulk water penetration while still letting the masonry breathe. If brick or block walls are sealed with the wrong product, moisture can get trapped inside, which causes peeling, blistering, and even interior mold. Our approach is to match the product and method to the exact masonry you have and to the way your building in Atlanta actually sheds water.
We commonly waterproof basement walls, brick veneers on homes in neighborhoods like Virginia-Highland and Decatur, chimney stacks that take a beating from wind-driven rain, and commercial block walls on warehouses and retail centers around the perimeter. Each of these surfaces takes water differently, so we do not use a one-size-fits-all sealer. Instead, we inspect the wall, look at where the water is coming from, and then recommend breathable sealers, elastomeric coatings, or specialty systems if needed.
Our Masonry Waterproofing Process Step by Step
Every project with Superior Masonry Atlanta starts with a detailed inspection. We walk the property with you, note any discoloration, peeling paint, mold, or white powdery efflorescence. We look for small cracks in mortar joints, gaps around window and door openings, failed caulking, and any areas where water is pooling at the base of the wall. For basements or crawl spaces, we often inspect after a rain if possible, so we can see active seepage.
Once we understand how water is entering or wicking through the masonry, we start with surface preparation. This can include low-pressure washing to remove dirt, mildew, and loose paint, spot cleaning with masonry-safe detergents, and gentle brushing of efflorescence. For Atlanta homes close to heavily trafficked roads, we often remove a layer of soot and pollution film that keeps waterproofers from bonding properly. If mortar joints are cracked or recessed, we repoint them with a compatible mortar mix before any sealer is applied.
Next, we repair cracks and gaps. Hairline cracks in brick or block may be injected or filled with flexible masonry sealant. Larger structural cracks might require stitching or rebuilding that we discuss with you clearly before work begins. Around windows, doors, and where brick meets siding or concrete, we cut out failed caulk and replace it with exterior-grade, paintable sealant so that the waterproofing system is not undermined by open gaps.
Then we apply the chosen waterproofing product. For many brick facades, we use a clear, breathable silane-siloxane sealer that penetrates the surface instead of forming a surface film. For stucco, CMU block, or heavily weathered walls, we may roll or spray an elastomeric masonry coating that bridges hairline cracks and sheds water. Application is usually done by low-pressure spray, then back-rolled to work material into the surface evenly.
Finally, we perform a quality check. Once the product has cured, we inspect for missed spots, uneven coverage, and any areas where absorption looked unusual. For problem walls, we sometimes perform a controlled water test with your permission to confirm that the system is shedding water correctly.
Waterproofing Options and What Affects Your Cost
There is a wide range of masonry waterproofing and coating options, and part of our job at Superior Masonry Atlanta is to explain them in practical terms, not product codes. Clear penetrating sealers are popular for customers who want to keep the natural look of their brick or stone. These products soak into the masonry and chemically bond inside the pores, leaving very little change in appearance while repelling liquid water. They are ideal for historic homes and for neighborhoods where the original brick character is important.
For walls that already have paint or that show a lot of hairline cracking, an elastomeric coating might be a better choice. This is a thicker, flexible coating that can span small cracks and tolerate minor movement in the wall, which we see frequently on Atlanta homes with settling foundations or backfilled basement walls. Elastomerics are usually tinted to your preferred color and can give a very clean, uniform look to older block or stucco.
In some cases, especially in below-grade areas or retaining walls, we may recommend a more robust waterproofing system that includes a foundation-grade membrane on the outside (if accessible), proper drainage boards, and improved grading. While this is more involved than a typical above-grade sealing job, it can be the only way to permanently solve chronic seepage.
Your cost is driven by several real-world factors: total square footage of masonry to be treated, height and access (single-story ranch versus a three-story gable end that needs staging), level of cleaning and repair needed before waterproofing, which product family you choose, and whether we are working above grade, below grade, or both. For example, cleaning and sealing a small brick chimney is very different in time and materials from waterproofing 200 linear feet of basement wall in a Morningside home.
We walk you through a clear written estimate that breaks out prep work, crack and mortar repair, product choice, and application. That way you understand where every dollar is going and can make informed decisions about scope and timing.
Common Atlanta Moisture Problems We Solve
Our climate in Atlanta creates some predictable masonry problems, and knowing which one you are dealing with helps us choose the right waterproofing solution. One of the most common is efflorescence, the white chalky film that appears on brick or block. It means water is moving through the wall, dissolving salts, then leaving those salts behind as it evaporates. If you only brush it off without addressing the source, it always comes back.
We also see spalling brick faces, especially on north-facing walls and chimneys that stay damp longer. Water soaks into the brick, then minor freeze events in winter can cause the outer face to flake off. In these cases, we often replace the most damaged units, then apply a breathable water repellent so water cannot keep entering the masonry.
Basement seepage is another frequent issue in older Atlanta homes built before modern waterproofing standards. Water lines along the base of the wall, musty smells, or bubbling paint on interior block are typical signs. We can strip failing interior coatings, repair joints, and apply a compatible interior waterproof coating, but we also discuss grading, gutters, and exterior drainage so the wall is not continually overloaded with water.
Chimneys are a special case. Because they extend above the roofline, they take direct rain, wind-driven rain, and UV exposure all year. Cracked crowns, missing or loose mortar, and porous brick can quickly lead to leaks in attics or fireplaces. Our chimney waterproofing often includes crown repair or replacement, tuckpointing of mortar joints, installation of a proper cap, and then application of a chimney-grade clear water repellent that resists high heat and weather.
What to Know Before Hiring a Masonry Waterproofing Contractor
Before you hire anyone for masonry waterproofing in Atlanta, there are a few important questions to ask. First, find out which specific products they plan to use and why. A contractor who can explain the difference between a breathable penetrating sealer and a surface film coating, and who can tie that back to your type of brick or block, is far more likely to deliver long-lasting results.
Second, ask how they prepare the surface and handle existing problems. Waterproofing should never be sprayed over loose paint, dirty walls, or open cracks. At Superior Masonry Atlanta, we build cleaning, minor mortar repair, and reasonable crack sealing into most proposals, and we identify any larger structural issues separately so you are not surprised later.
Third, ask about warranties and realistic life expectancy. In our climate, clear penetrating sealers often last 5 to 10 years depending on exposure, while elastomeric coatings can stretch out longer if maintained properly. We provide guidance on how often to reapply and what to watch for, such as renewed efflorescence or changes in how water beads on the surface.
Finally, timing matters. The best results come from applying masonry waterproofing products when surfaces are dry and temperatures are within the manufacturer’s recommended range, which in Atlanta usually means scheduling around long rainy stretches and avoiding the hottest afternoons on south-facing walls. We plan projects with the forecast in mind so your waterproofing cures correctly and performs as intended.
If you are noticing water stains on interior walls, musty smells near your basement, or dark, damp patches on exterior brick that never quite dry out, it is worth having a professional inspection. Superior Masonry Atlanta can walk you through the exact condition of your masonry, discuss options in plain language, and put together a waterproofing and coating plan that fits both your property and your budget.
