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We provide masonry waterproofing in Pittsburgh, PA for commercial brick, block, and stone walls. Our services include clear water repellents, elastomeric coatings, joint repairs, and parapet waterproofing to control leaks. Protect your building envelope and reduce maintenance with targeted masonry waterproofing solutions.
Superior Masonry Pittsburgh provides professional masonry waterproofing throughout Pittsburgh, PA, Pennsylvania and the surrounding area. Our licensed, insured crew delivers safe, clean, on-time work with a free estimate before anything begins. Call (412) 896-7138 or request your free quote.
Protecting Pittsburgh Masonry From Water, Freeze, and Time
In Pittsburgh, water is the number one enemy of brick, block, and stone. Between lake-effect snow, heavy summer storms, and constant freeze–thaw cycles, unprotected masonry can start to absorb moisture, crack, and crumble. Superior Masonry Pittsburgh focuses specifically on masonry waterproofing and coatings designed for our local climate and the types of buildings we see from century-old brick row homes to mid-century block foundations and newer commercial facades.
Effective waterproofing is not just rolling on a clear sealer. The right system depends on the masonry type, age, condition, and whether the wall is above grade or below grade. On this page, we explain exactly how we evaluate your brick or block, what products we use, and what you can expect during and after the work. Our goal is to help homeowners and property managers in Pittsburgh make smart, long-lasting decisions, not just patch leaks for a single season.
Every project starts with a site visit. We look at moisture patterns on the interior, staining or white efflorescence on the exterior, mortar condition, and previous coatings that might be trapping water. From there, we recommend a waterproofing plan that might include breathable sealers, elastomeric coatings, below-grade membranes, or a combination of all three.
How We Assess Your Masonry Before Waterproofing
Proper masonry waterproofing starts with understanding how water is getting in. During an assessment, Superior Masonry Pittsburgh walks the full perimeter of your home or building in Pittsburgh, including foundation walls, chimneys, steps, and parapet walls. We look for hairline cracks in mortar joints, spalled bricks with faces popping off, gaps around windows and doors, and failed flashing where roofs meet brick.
Inside, we check basements or lower levels for damp spots, peeling paint, mold growth, and musty odors. We map where moisture appears and compare it to the exterior conditions. For example, a wet line on your basement wall at ground level often points to surface runoff and poor grading, while random wet patches may indicate water wicking through porous block.
We also test absorbency. On bare brick or block, a simple spray-bottle test shows how quickly water soaks in. Fast absorption usually means the masonry is unprotected and a good candidate for a penetrating water repellent. If your walls already have paint or a thick coating, we determine whether it is breathable or if it is trapping moisture inside the wall. This inspection phase is critical because applying the wrong waterproofing product on a Pittsburgh home, especially older brick, can accelerate damage instead of stopping it.
Our Masonry Waterproofing Process, Step by Step
Once we have diagnosed the issues, we follow a specific process to make sure the waterproofing is effective and durable. First, we address structural and mortar problems. Superior Masonry Pittsburgh grinds out loose or deteriorated mortar joints and repoints them with a mix that matches the original in strength and color. Cracked bricks, blocks, or stones are removed and replaced so that the wall is solid before any coating is applied.
Next, we clean the masonry. Dirt, mildew, and efflorescence prevent sealers from bonding properly. Depending on the surface, we may use low-pressure washing, specialized masonry cleaners, or gentle brushing on older soft brick common in neighborhoods like Lawrenceville and the South Side. We avoid harsh pressure that can damage the brick face, which is a common mistake when contractors treat masonry like concrete.
After cleaning and drying, we mask windows, trim, and landscaping, then apply the chosen waterproofing product. For penetrating sealers, we typically use a low-pressure sprayer and work from the bottom up to ensure saturation. For film-forming elastomeric coatings on problem walls, we apply a primer if needed, then two coats with careful attention to edges, corners, and transitions to other materials. On below-grade work, we apply liquid or sheet membranes to the exterior side of the wall when accessible, then protect them with drainage board before backfilling. Throughout the process, we monitor weather conditions because humidity and temperature affect cure times and performance.
Waterproofing Options: Sealers, Coatings, and Membranes
Different parts of a building in Pittsburgh need different waterproofing strategies. Superior Masonry Pittsburgh uses three main categories of products, chosen specifically for each wall and exposure.
Penetrating sealers (often silane or siloxane based) soak into the brick or block and repel liquid water while still allowing water vapor to escape. These are ideal for most above-grade brick facades in older city neighborhoods, where the masonry must stay breathable. They are clear and do not change the look of the building, which is important on historic homes and commercial storefronts.
Elastomeric coatings create a continuous, flexible film on the wall surface. They bridge small hairline cracks and provide a stronger barrier against wind-driven rain. We typically recommend these on problem walls that face prevailing weather, especially on stucco or concrete block that has already been painted. They can be tinted, so they often serve as both waterproofing and exterior finish.
Below-grade membranes are used on foundation walls when there is access from the outside. These can be liquid-applied rubberized coatings or sheet membranes installed in strips with sealed seams. In Pittsburgh, clay soils and hillside lots put a lot of hydrostatic pressure on foundations, so a robust membrane plus proper drainage (such as footing drains and gravel backfill) is often the best long-term solution. For interior-foundation moisture control when exterior access is limited, we sometimes combine breathable interior coatings with dehumidification and drainage improvements, and we are clear about the limitations of interior-only approaches.
Common Pittsburgh Masonry Moisture Problems We Solve
Many of the same patterns show up again and again around Pittsburgh. In brick row homes, we often see water entering through neglected parapet walls, chimney caps, and unsealed copings. Moisture travels down inside the wall and shows up as interior plaster damage several feet below the actual leak point. Our waterproofing plans for these homes usually include repairing the top of the wall, resealing or rebuilding caps, and then applying a penetrating water repellent to the vertical surfaces.
In mid-century neighborhoods with concrete block foundations, such as parts of Penn Hills and Ross Township, we frequently find damp basements caused by a combination of porous block, failed exterior coatings from decades ago, and poor grading that directs water toward the house. In these cases, we may propose exterior excavation, membrane waterproofing, and a drainage system, or if excavation is impractical, targeted crack injection, interior breathable coatings, and improvements to downspouts and surface drainage.
Commercial properties in the city often struggle with water entering at transitions between different materials, like where brick meets metal panels or concrete sills. For these buildings, Superior Masonry Pittsburgh focuses on sealant replacement, flashing repair, and then installing elastomeric wall coatings that tie everything together. By addressing the specific weak points of Pittsburgh structures rather than just painting everything the same, we provide solutions that hold up to years of rain and freeze cycles.
What Affects Cost and Timeline for Masonry Waterproofing
Every property is different, so costs can vary, but there are predictable factors that influence your price and schedule. Surface preparation is usually the largest variable. If your brick or block needs extensive repointing, crack repair, or replacement of damaged units, the project will be more involved than a straightforward sealer application on sound masonry. Tall structures that require lift equipment or extensive scaffolding also add labor and setup time.
The products chosen impact budget as well. High-quality silane or siloxane sealers that penetrate deeply into dense brick cost more than hardware store sealers, but they typically provide better and longer-lasting protection. Elastomeric coatings and professional-grade membranes are more material intensive yet are often the right choice for heavily exposed or below-grade walls. Superior Masonry Pittsburgh explains these options openly so you understand both first cost and expected lifespan.
Access is another factor. Walls that can be reached from the ground or a simple ladder are quick. Tight city lots, steep Pittsburgh hillsides, or walls that require working over roofs take more time to set up and complete. Weather also affects scheduling since we need dry conditions and certain temperature ranges for materials to cure properly. During your estimate, we provide a clear breakdown of recommended work, materials, and an expected timeline so there are no surprises.
Choosing Superior Masonry Pittsburgh and How to Get Started
Because waterproofing mistakes sometimes take a year or two to show themselves, choosing a contractor based solely on the lowest bid can be risky. Incorrect products, skipped preparation, or non-breathable coatings on older brick can trap moisture and cause accelerated deterioration. Superior Masonry Pittsburgh is locally owned and focuses specifically on masonry, so our recommendations are shaped by decades of experience with Pittsburgh homes and buildings.
When you contact us for masonry waterproofing, we schedule an on-site evaluation, discuss your concerns, and inspect both interior and exterior conditions. We then provide a written proposal that outlines the specific repairs, type of waterproofing or coating we recommend, product details, and any related drainage or flashing work. We welcome questions and are happy to prioritize phases if you need to spread the work across seasons.
If you are seeing efflorescence, peeling interior paint, musty basement smells, or visible cracks in your brick or block, it is a good time to have the masonry checked before the next heavy rain or winter freeze. Reach out to Superior Masonry Pittsburgh for a local, detail-focused approach to masonry waterproofing and coatings that is built around how buildings in our city are actually constructed and how our weather really behaves.
