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Superior Masonry Raleigh offers masonry waterproofing in Raleigh, NC for commercial brick, block, and stone exteriors. We apply clear sealers, elastomeric coatings, and flashing repairs to stop leaks, reduce efflorescence, and extend the life of building facades.
Superior Masonry Raleigh provides professional masonry waterproofing throughout Raleigh, NC, North Carolina and the surrounding area. Our licensed, insured crew delivers safe, clean, on-time work with a free estimate before anything begins. Call (984) 363-8707 or request your free quote.
Protecting Raleigh Masonry From Moisture, Inside and Out
Brick, block, and stone look solid, but without good masonry waterproofing they can soak up water like a sponge. In Raleigh, with hot humid summers, heavy thunderstorms, and the occasional ice event, unprotected masonry can quickly develop leaks, spalling brick faces, efflorescence, and interior damage. Superior Masonry Raleigh focuses on masonry waterproofing and coatings that fit our specific climate and local building styles.
When you call us, we start with a detailed inspection, not a quick quote from the driveway. We look at hairline cracks in mortar, loose or open joints, capstones, parapet walls, sill details, and transitions between masonry and windows, doors, roofs, and concrete slabs. We check gutters, downspouts, and grading because a coating alone will not solve a drainage problem. You will get a clear explanation of where the water is really getting in and which fixes are actually worth paying for.
We treat your brick veneer, CMU foundation walls, stone accents, or chimney as a system. Our goal is simple: keep bulk water out while still letting the wall breathe so trapped moisture can escape. That balance is especially important in central North Carolina, where humidity swings and temperature changes can push moisture in and out of the wall several times a day.
How Our Masonry Waterproofing Process Works
Every waterproofing project with Superior Masonry Raleigh follows a step-by-step process, whether we are working on a brick home in North Raleigh, a block foundation in Garner, or a commercial facade downtown.
1. Inspection and moisture mapping: We visually inspect all exposed masonry, inside and outside. On stubborn leak issues, we may use moisture meters and controlled water testing to track the exact path of water. This prevents you from paying to coat areas that are not the true source of the leak.
2. Cleaning and surface prep: Waterproofing on dirty or chalky masonry will fail. We remove mildew, algae, efflorescence, and loose paint using the least aggressive method that will work for your wall. That might be low pressure washing with masonry-safe cleaners, gentle brushing, or spot chemical treatments. Joints and cracks are raked, vacuumed, and cleaned so repair materials bond correctly.
3. Crack and joint repairs: We re-point failing mortar joints with a compatible mortar mix, not just whatever sack is cheapest at the store. On structural or wider cracks, we may use specialty repair mortars or sealant joints. Around window and door openings, we replace failed caulking and address any missing flashing details where practical.
4. Selecting the right waterproofing product: For most bare brick and block walls in Raleigh, we recommend breathable, silane or siloxane based penetrating sealers that soak into the masonry and repel water while allowing vapor to pass through. On more severe exposure, retaining walls, or below grade areas, we may specify high build elastomeric masonry coatings, cementitious waterproof membranes, or a layered system that includes both a membrane and a protective coating.
5. Application with the right coverage: Our technicians apply products with sprayers, rollers, or brushes depending on the texture of the masonry and the manufacturer specification. We pay attention to coverage rates, back-rolling where needed, and applying two coats when the product requires it, especially on porous block. Every detail, including window trim edges and capstones, is treated so you do not end up with weak spots.
6. Final review and clean up: Once everything is cured, we visually verify coverage, check for missed spots, and test suspect areas. Then we clean up overspray, tape, and debris so your property is ready to use immediately.
Waterproofing Options for Raleigh Homes and Commercial Buildings
Different parts of the Triangle have different masonry issues. For example, older brick homes ITB (inside the Beltline) often have softer brick and mortar that need breathable penetrating sealers, while newer commercial block buildings around Brier Creek may benefit more from elastomeric coatings that bridge small cracks. Superior Masonry Raleigh walks you through the pros and cons for your specific walls.
Penetrating water repellents: These are nearly invisible once cured and are ideal when you want to keep the natural look of brick or stone. They sink into the pore structure and change the surface tension so liquid water beads and sheds away. These are great solutions for brick veneers, chimneys, decorative stone, and unpainted CMU above grade. We place a lot of emphasis on matching the chemistry of the sealer to the type and age of your masonry so you do not end up with a blotchy appearance.
Elastomeric masonry coatings: These thicker, paint-like coatings create a continuous waterproof film on the surface and can bridge hairline cracks. They are common on commercial block buildings, multi family complexes, and older painted facades. We help you select color, sheen, and texture, and we pay close attention to surface prep because any loose paint or chalk will cause premature failure. These coatings are often paired with repaired control joints and sealant transitions for a complete system.
Below grade and retaining wall solutions: For basement walls, crawlspace foundations, and retaining walls, we may use cementitious waterproofing products on the exterior face before backfilling, drainage mats, and sometimes an interior negative side treatment when exterior access is limited. In Raleigh clay soils, hydrostatic pressure is a real concern, so waterproofing is usually paired with improved drainage such as French drains or reconfigured downspouts.
Specialty detailing: We also address areas that commonly leak, such as brick window sills, parapet caps, and column bases that sit directly on concrete slabs. Here we might use liquid flashing products, flexible sealants, and carefully tooled mortar slopes to keep water from pooling and soaking into the wall.
Costs, Timelines, and What Affects Pricing
The cost of masonry waterproofing in Raleigh can vary a lot, and we want you to understand why before you commit. Superior Masonry Raleigh provides written estimates that clearly break out cleaning, repair, materials, and coating work so you see where your money is going.
Project size and access: A simple one story brick wall with level access is faster and cheaper to waterproof than a three story commercial facade that needs lifts, extensive masking, and traffic control. Tight alleyways downtown or steep backyards in hilly neighborhoods can add setup time and safety measures to the project.
Condition of the masonry: If your masonry has heavy efflorescence, flaking bricks, deep mortar loss, or existing peeling paint, we must address those issues first. A wall that needs only light washing and a sealer will cost far less than one that requires extensive repointing, patching, and stripping of failed coatings.
Type of waterproofing system: Penetrating sealers are usually less expensive per square foot than high build elastomeric systems, but that can change if the masonry is very porous and needs more product to achieve coverage. Below grade waterproofing, or systems that require multiple products applied in sequence, will be on the higher end of the price range.
Local climate timing: In central North Carolina, we schedule waterproofing during windows of good weather, since most products require dry surfaces and certain temperature ranges. Work can move faster in a stable dry period and may need staging during stormy or cold weeks. When we visit your property, we will talk through a realistic timeframe based on the season and the specific products we are using.
Our estimates include expected lifespan ranges, maintenance suggestions, and what kind of warranty is tied to the products and scope. This helps you compare our proposal fairly against others, instead of just picking the lowest number without understanding what is included.
Why Local Experience Matters for Masonry Waterproofing
Many masonry problems in Raleigh are climate and soil driven, and we see the same patterns across neighborhoods. Brick chimneys that leak only in sideways wind from summer thunderstorms, block foundations that sweat after week long rains, and retaining walls that bow slightly because of saturated clay behind them. Superior Masonry Raleigh has spent years tracking how different waterproofing approaches actually hold up in these conditions.
We understand which parts of a typical Raleigh home are most vulnerable, such as north facing walls that stay damp longer, improperly capped brick columns at front porches, and older crawlspace vents cut through block walls without proper detailing. That experience lets us focus your budget on the true risk areas instead of selling a blanket solution you may not need.
Local relationships with suppliers also help. We source professional grade sealers, coatings, and repair mortars that have proven performance on Triangle projects, and we stay up to date on manufacturer specifications and changes. If a product does not perform as promised, we know about it quickly and adjust our recommendations.
Finally, we prioritize clear communication and realistic expectations. Masonry waterproofing and coatings significantly reduce moisture intrusion, but they do not fix structural issues or long term drainage failures on their own. Our team will tell you honestly when you need a drainage contractor or structural engineer involved so that your investment in coatings and sealers is not wasted. When you are ready, we can walk your property together, explain what we see in plain language, and build a waterproofing plan tailored to your walls, not just to a generic checklist.
