Masonry Waterproofing and Coatings in Buffalo, NY

We offer masonry waterproofing in Buffalo, NY to protect brick, block, and stone walls from leaks and freeze damage. Our services include breathable sealers, elastomeric coatings, and targeted repairs to keep water out of your building envelope.

Legendary Masonry Buffalo provides professional masonry waterproofing throughout Buffalo, NY, New York and the surrounding area. Our licensed, insured crew delivers safe, clean, on-time work with a free estimate before anything begins. Call 716-315-5124 or request your free quote.

Protecting Buffalo Masonry From Water, Inside and Out

Buffalo masonry lives a hard life. Freeze-thaw cycles, lake effect snow, wind-driven rain, and road salt can break down even well-built brick and block if water is allowed to soak in. Masonry waterproofing is not just about keeping walls dry. It is about preserving the structure so you are not paying for major repairs every few winters.

Legendary Masonry Buffalo focuses on masonry waterproofing that is tailored to Western New York’s climate. That means breathable systems that let trapped moisture escape, careful attention to mortar condition before any coating is applied, and product choices that handle repeated freeze-thaw without peeling or turning chalky.

Whether you own a brick bungalow in North Buffalo, a multi-unit on the West Side, or a commercial block building in Cheektowaga, the goal is the same: stop liquid water from getting in, prevent damage from expanding ice, and avoid trapping moisture inside the wall. Done correctly, masonry waterproofing extends the life of your brick, stone, or block and can prevent costly structural repairs later.

How Our Masonry Waterproofing Process Works

Good waterproofing starts with understanding what your masonry is doing right now. Legendary Masonry Buffalo begins every project with a close inspection of the walls, foundation, or chimney you want protected.

1. Detailed moisture and condition assessment We look for damp staining, efflorescence (white salt deposits), spalling brick faces, hairline cracking, failing mortar joints, and loose or hollow-sounding units. On basements and foundations we check for active leaks, musty odors, flaking interior paint, and recent grading or gutter changes. This helps us decide if you need repointing, crack repair, or drainage work before any coating.

2. Cleaning and surface prep Waterproofing products cannot bond to dirty or chalky surfaces. We typically use low-pressure washing with masonry-safe cleaners to remove dirt, mildew, and salt. On historic brick in Buffalo’s older neighborhoods we avoid harsh acid washes that can burn the brick face. Any paint or failing sealer is mechanically removed so the new system can penetrate properly.

3. Repairing mortar and cracks We repoint deteriorated joints with a mortar compatible with your existing masonry. On century homes near Elmwood or Allentown we match softer lime-based mortar instead of using hard modern mixes that can cause brick to crack in winter. Structural cracks in block or poured walls are cleaned, filled with appropriate repair mortars, and sometimes reinforced with injection products where needed.

4. Selecting the right waterproofing system Only after the masonry is sound do we choose the waterproofing. That decision depends on the type of masonry, whether the wall needs to breathe, and if there are aesthetic requirements, such as keeping a natural brick look or meeting a storefront design guideline.

5. Careful application We follow the manufacturer’s spread rates and cure schedules, which changes with Buffalo’s temperatures and humidity. Some jobs require two coats applied in perpendicular directions for full coverage. Around windows, sills, and parapets we often add sealant detailing so common leak points are sealed, not just the field of the wall.

6. Final walkthrough and maintenance guidance Before we leave, we walk you through what was done and how to maintain it. You will know how long to wait before washing the surface, what cleaners are safe to use, and what seasonal changes to watch for so we can address small issues before they become big leaks.

Types of Masonry Waterproofing and Coatings We Use

Different masonry needs different protection. Legendary Masonry Buffalo does not use a one-size-fits-all sealer because that often causes more harm than good in our climate.

Penetrating breathable sealers: For most exterior brick and stone walls, we use silane or siloxane-based sealers that soak into the masonry. They repel liquid water but still allow vapor to pass through, which is critical in Buffalo where masonry cycles between wet, frozen, and drying. These are usually invisible once cured, so the natural appearance of the wall is preserved.

Water-repellent clear coatings: On some denser concrete block or smooth architectural units we may use a clear, film-forming coating that gives a slight sheen. These are chosen when the building owner wants some visual enhancement in addition to water resistance. We are careful to select products with flexibility so they can move with hairline cracks during freeze-thaw.

Elastomeric wall coatings: For older stucco or rough block walls with lots of hairline cracking, an elastomeric coating can bridge tiny gaps and provide a continuous barrier against wind-driven rain. These coatings are thicker than paint and are tinted to your chosen color. We pay special attention to back-rolling and proper thickness so the system performs and does not just look like a heavy paint job.

Below-grade waterproofing: On basements and foundation walls, we often combine cementitious waterproof coatings with drainage improvements. These products form a dense, water-resistant layer that ties into existing footing drains or new drain tile. We are familiar with Buffalo’s high water table in some neighborhoods, so we design assemblies that can handle hydrostatic pressure instead of simply trying to “seal” a damp wall from the inside.

Chimney and parapet protection: Chimneys and parapet walls see more water and wind than flat walls. For these, we may pair a penetrating sealer on the brick with a masonry water repellent on the crown or coping, plus new flashing where needed. This layered approach reduces leaks into attics and interior walls, which are common in older Buffalo homes.

What Drives the Cost of Masonry Waterproofing in Buffalo

Customers naturally want to understand why one waterproofing project might cost a few hundred dollars and another several thousand. Legendary Masonry Buffalo is upfront about what affects price so you can make an informed decision.

Surface condition and prep work: If your masonry just needs cleaning and sealer, labor time is modest. If we find widespread spalled bricks, deep cracks, or mortar joints that have eroded from winter damage and road salt, those repairs must be completed first. Repairing and repointing takes time and materials, but it is essential so the waterproofing has a stable surface to perform on.

Access and height: A single-story garage wall in Tonawanda is simpler than a three-story brick front on a city rowhouse. When we need scaffolding, lifts, or special fall protection, that equipment and setup time are reflected in the price. Alleyway properties with tight access may require extra staging planning.

Type of waterproofing system: Penetrating sealers are generally more cost effective per square foot than high-build elastomeric coatings or multi-layer foundation systems. However, choosing a cheaper product that is wrong for your situation can lead to peeling, trapped moisture, or continued leaks. We explain the pros, cons, and expected lifespan of each option so you can balance budget and durability.

Extent of area covered: Waterproofing a small chimney is very different from treating the entire exterior of a brick four-unit. Larger projects do get some efficiency in material and labor, but the total cost is of course higher because of the square footage involved.

Season and scheduling: Buffalo’s weather window matters. Certain coatings should not be applied in very cold, very hot, or very damp conditions. If your project must be rushed into a narrow weather window or done in stages, scheduling complexities can affect cost slightly. When possible, we plan ahead with you to do the work in optimal conditions for performance and price.

Common Buffalo Masonry Problems Waterproofing Can Solve (and Limits to Expect)

Legendary Masonry Buffalo has seen the same patterns of water-related damage across the city and suburbs, and we design waterproofing solutions with those realities in mind.

Freeze-thaw spalling: When brick or block soaks up water then freezes, the surface can pop off. Waterproofing, especially penetrating sealers, limits how much water gets in so there is less expansion pressure. On bricks that are already flaking badly, we often replace damaged units before sealing so the problem does not continue behind the coating.

Efflorescence and white staining: Salts carried to the surface by moisture leave a powdery white film. Once we correct the water source and apply appropriate waterproofing, new efflorescence usually stops or is greatly reduced. Old staining can sometimes be cleaned off first, although deep, long-term salt deposits may leave some discoloration.

Leaky basements and musty odors: Foundation waterproofing and drainage improvements can reduce seepage, damp corners, and mold-friendly conditions. It is important to understand, though, that exterior masonry waterproofing is one part of a whole system that may also include gutters, grading, sump pumps, and interior ventilation.

Chimney leaks and plaster damage: Many Buffalo homeowners think they have a roof leak when the real culprit is a water-absorbing chimney or parapet. By sealing the masonry, repairing crowns, and addressing flashing, we help stop water from traveling down into ceilings and walls.

What waterproofing cannot do: It cannot fix structural settling, movement from poor soils, or major foundation shifts. In those cases, we coordinate with structural professionals and may waterproof only after structural repairs are made. We are honest about these limits so you are not paying for a coating that will not solve the underlying issue.

What Buffalo Homeowners Should Know Before Hiring a Masonry Waterproofing Contractor

Masonry waterproofing is one area where shortcuts are very common. Before you hire anyone, there are a few specific questions Buffalo property owners should ask.

Ask about breathability: In a climate like ours, using a non-breathable coating on historic brick can trap moisture inside the wall. That trapped water can freeze in winter and destroy brick faces. Legendary Masonry Buffalo explains the vapor permeability of any product we propose, especially for older homes in neighborhoods like Parkside, Elmwood Village, or the West Side.

Check product suitability for freeze-thaw: Not all sealers are designed for the repeated freeze-thaw cycles we have near Lake Erie. Ask what testing or manufacturer rating backs up the product in cold climates, and how long it is expected to last before reapplication.

Confirm surface prep and repairs are included: Quotes that skip cleaning, crack repair, or repointing often look cheaper but lead to coatings that peel, blister, or fail to stop leaks. A thorough proposal, like the ones we provide, will spell out cleaning methods, mortar repair locations, and any special detailing at window heads, sills, or parapets.

Understand local requirements: In most of Buffalo, exterior masonry waterproofing itself does not trigger permits, but if the work is part of a larger facade repair or you are in a historic district, there may be design guidelines. We are familiar with working on older and historic properties and can help you choose treatments that respect the original look while still improving performance.

Discuss timing and weather: Responsible contractors schedule waterproofing for conditions where the product can cure correctly. That might mean avoiding very cold snaps, heavy rain, or hot direct sun. A rushed job done on a marginal day can fail early. We monitor the weather carefully and keep you informed of any needed adjustments.

When you work with Legendary Masonry Buffalo, you get a team that sees waterproofing as part of the long-term health of your building, not just a quick spray-and-go. We focus on doing the right repairs, using the right products, at the right time, so your masonry can stand up to many more Buffalo winters.