With so many Best Masonry Waterproofing Paint brands on the market – from big names like KILZ,INSL-X,Zinsser,Thompson’s,Drylok,Liquid Rubber to smaller companies – finding the right product can be a real challenge. But we’re here to make your search easier.
We carefully researched and tested a vast range of Best Masonry Waterproofing Paint to help you discover the top contenders that match different needs and preferences. Altogether, we spent over 100 hours evaluating numerous products first-hand.
Our #1 best Best Masonry Waterproofing Paint is KILZ Best Masonry Waterproofing Paint, based on its stellar performance across all our tests. Below you’ll find more of our top-rated recommendations for great Best Masonry Waterproofing Paint options currently available. Make sure to check out our buying guide too – it’s full of expert advice for choosing a Best Masonry Waterproofing Paint tailored to exactly what you’re looking for. With our help guiding your decision, finding your perfect fit will be a breeze!
Editor's Choice
KILZ Basement and Masonry Waterproofing Paint, Interior/Exterior, White, 1 Gallon
Premium Pick
Hensire Premium Transparent Waterproofing Sealant Paint - Easy Application, Flexible, Fits
Budget Pick
Ames Block & Wall™ Liquid Rubber Waterproofer Multi-Purpose Coating & Sealant - 1 Gallon - Perfect
Top 10 Best Masonry Waterproofing Paint
We researched and compared the top products in the Best Masonry Waterproofing Paint category to provide you with these recommendations.
1. KILZ Basement and Masonry Waterproofing Paint, Interior/Exterior, White, 1 Gallon
- This premium, interior/exterior paint is formulated to waterproof and seal porous concrete and masonry surfaces both inside and outside your home.
- Using nanotechnology, this paint forms a barrier to help stop water infiltration while an alkali resistant coating provides a long-lasting, durable and decorative finish.
- Apply this paint on properly prepped and cured above and below grade basement walls, masonry walls, retaining walls, cinder and concrete blocks, stucco and brick. Do not use on floors or on walls with active water leaks. Apply using a high quality 1/2"-3/4" nap roller, 4" nylon/polyester brush or an airless sprayer capable of delivering 2200-3200 PSI or greater using a .023"-.025" spray tip.
- Prime all uncoated, patched, chalky, and adjacent wood and/or metal surfaces with KILZ Premium Primer. For below grade application, fill all holes/cracks with hydraulic cement prior to painting. A minimum of two coats of this product are required for optimal results. Paint dries to touch in one hour and can be re-coated in 4 hours depending on humidity.
- This is a 1-gallon can of Interior/Exterior Basement and Masonry Waterproofing Paint, White, 1-gallon in white. Depending on surface porosity, 1 gallon covers 75 to 125 square feet per.
2. INSL-X WaterBlock Acrylic Masonry Waterproofer Paint, White, 1 Gallon
- 1) Water Based coating for sealing vertical interior and exterior concrete walls. Great for basement walls, foundations and retaining walls.
- Fast Drying waterproof paint for interior/exterior basement walls, cinder blocks, stucco and brick, and masonry.
- High alkali resistance up to pH-13.
- Waterproofing paint keeps basement walls dry
- Paint only when surface and air temperatures are between 50 (10 C) and 90 F (32.2 C).
- Withstands up to 12 psi hydrostatic pressure.
- Before painting, review the INSL-X Waterblock label for proper preparation and application tips.
3. Zinsser 270267 WaterTite LX Ultra Waterproofing Paint, Gallon, White
- Great for basements and other interior/exterior masonry surfaces like fountains, reflecting pools, planters, retaining walls, privacy fences and more
- Excellent waterproofing paint backed by 2 guarantees
- Covers up to 375 sq. ft.
- Bright white, non-gritty finish applies easily with a brush, roller or sprayer
4. Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon
- WATERPROOFING STAIN Bring out the beauty of your outdoors with Thompsons WaterSeal Clear Multi-Purpose Waterproof Stain. Proven to waterproof concrete, brick, exterior wood and other exterior surfaces.
- CLEAR STAIN This outdoor wood stain and sealer provides a clear finish. It will hide the grain, but still allow the texture to show. It provides complete protection while adding enhancing the natural color.
- FADE RESISTANT FINISH The advanced polymers in this outdoor wood and deck stain deliver fade-resistant color so it stays looking great year-round. The coating resists UV damage, so you can apply with confidence.
- EASY TO USE Whether youre refinishing an existing fence or putting the finishing touches on a new patio, this concrete, brick, wood sealer is easy to apply. Clean the surface thoroughly prior to use for best results.
- THOMPSONS Protecting & maintaining all your exterior surfaces, can easily be simplified if you know where to start. Thompsons WaterSeal is here to take the edge off, thanks to our one-coat products, informative how-to guides & decades of expertise.
5. UGL DRYLOK Fast Plug Hydraulic Cement, 4 lb – Stops Water Leaks Instantly, Sets in 3-5 Minutes,
- Set time: 3-5 minutes
- Stops water, even under pressure
- Anchors metal to masonry
- Not top coat required
- A powder that mixes with water
- Use to patch interior or exterior mortar joints, cracks and holes in masonry walls above or below grade, sealing leaks around concrete and masonry
- Withstands up to 3,050 lb. of hydrostatic pressure
- Sets within 3 - 5 minutes to stop active water leaks
- Interior and Exterior use, no topcoat required
- Expands as it dries to lock in place
6. Liquid Rubber Basement and Foundation Repair Sealant - Waterproof Concrete Sealer & Crack Filler -
- SUPERIOR FLEXIBLE SEALANT: Liquid Rubber's foundation sealer creates a permanent waterproof membrane for basement waterproofing, foundation leak repair, shower liners, and planter boxes. This professional-grade sealer delivers unmatched protection with 900% elongation, preventing leaks and water damage more effectively than traditional sealants
- COMPLETE BASEMENT WATERPROOFING SYSTEM: Surpassing basic concrete paint, concrete sealers, and standard waterproof agents, this waterproofing membrane is designed to seal and protect against active leaks and moisture, making it perfect for basement leak and foundation repair. Seamlessly compatible with self leveling concrete applications
- VERSATILE CONCRETE CRACK FILLER: The professional-grade rubber coating and rubber waterproofing technology maintains flexibility in all temperatures, preventing future cracks and damage. This liquid rubber waterproof sealant provides superior adhesion to concrete, masonry, wood, metal, and foundation surfaces, making it an ideal choice for your DIY projects
- MAXIMUM COVERAGE & PERFORMANCE: This high-build basement sealer goes on like waterproof paint - Interior basement surfaces: 50 sq ft/gallon (requires: 2-3 coats), Exterior concrete sealer outdoor surfaces: 20 sq ft/gallon (requires: 3-4 coats). Apply between 50F-90F. For complete protection, use the rubber sealant with Liquid Rubber Geo-Textile on joints and transitions
- IMPORTANT USAGE GUIDELINES: The water-based foundation sealer formula contains zero VOCs for safe indoor application. No mixing required! Apply by brush, roller, or professional sprayer as part of your basement waterproofing system. Not suitable for walking surfaces due to tackiness when cured
- FOR A WATERTIGHT SYSTEM - Use rubber sealant with Liquid Rubber Geo-Textile on joints and transitions, fill small cracks with Liquid Rubber Sealant & Adhesive, and bridge joints, seams, vents, and protrusions where movement may occur. Scroll down for full application steps
7. Hensire Premium Transparent Waterproofing Sealant Paint - Easy Application, Flexible, Fits
- Invisible Waterproof Protection for All Surfaces: Our top-tier invisible waterproof agent forms a seamless, clear barrier to seal leaks and cracksperfect as a window sill waterproofing solution! This clear waterproof sealant dries completely transparent, preserving the natural beauty of wood, window sills, tiles, and metal without altering their appearance.
- Versatile Clear Waterproof Sealant: Designed as a multi-purpose fix, it excels as a waterproof paint for wood (decks, planters) and a reliable window sill waterproofing product. It adheres firmly to concrete, roofs, gutters, and window sillssolving indoor leaks (like bathroom windows) and outdoor moisture issues in one.
- Easy Application for Window Sills & More: No professional skills needed! Apply this invisible waterproof agent evenly with a brush or roller, ideal for tight spaces like window sills. It touches dry in 4 hours and fully cures in 12 hours, making quick work of DIY window sill waterproofing or large-scale projects. Cleanup is simple with a damp cloth.
- Durable & Weather-Resistant: This clear waterproof sealant resists UV rays, temperature swings, and aging. For wood, it prevents rot and warping; for window sills, it blocks rainwater seepage that causes paint peeling or mold. The flexible formula wont crack, ensuring long-lasting protection.
- Safe & Low VOC: Non-toxic and low in VOCs, this waterproof paint for wood and window sill waterproofing solution is safe for indoor use (near food prep areas) and gentle on plants. No harsh odorsperfect for family-friendly waterproofing projects.
8. AMES BMX1WRG 1 Gallon Blue Max, White Liquid Rubber Waterproofer,Regular Grade 1 Gallon - for Use in
- Ames Blue Max White is a strong and highly adhesive elastomeric liquid rubber waterproofer with 900% elongation that resists cracking and peeling. Blue Max White is ideal for waterproofing below-grade and insulated concrete foundations, basements, and underlayment.
- Blue Max can be used on concrete, wood, metal & more. Brush, roll or spray on vertical or horizontal surfaces.
- Blue Max is an elastic membrane that expands & contracts 900% with surface to resist cracking & peeling. Blue Max is a special blend of adhesive, high strength elastomeric liquid rubber for waterproofing basements, wood, metal and more.
- Blue Max is non-toxic, eco-friendly & VOC compliant in all 50 states. Made in the USA. Ames is Woman Owned and Veteran Founded.
- 1 Gallon - New White Ames Blue Max Liquid Rubber Waterproofer is packaged in a 1 gallon pail. Allow 24 hours between coats.
9. Liquid Rubber Basement and Foundation Repair Sealant - Waterproof Concrete Sealer & Crack Filler -
- SUPERIOR FLEXIBLE SEALANT: Liquid Rubber's foundation sealer creates a permanent waterproof membrane for basement waterproofing, foundation leak repair, shower liners, and planter boxes. This professional-grade sealer delivers unmatched protection with 900% elongation, preventing leaks and water damage more effectively than traditional sealants
- COMPLETE BASEMENT WATERPROOFING SYSTEM: Surpassing basic concrete paint, concrete sealers, and standard waterproof agents, this waterproofing membrane is designed to seal and protect against active leaks and moisture, making it perfect for basement leak and foundation repair. Seamlessly compatible with self leveling concrete applications
- VERSATILE CONCRETE CRACK FILLER: The professional-grade rubber coating and rubber waterproofing technology maintains flexibility in all temperatures, preventing future cracks and damage. This liquid rubber waterproof sealant provides superior adhesion to concrete, masonry, wood, metal, and foundation surfaces, making it an ideal choice for your DIY projects
- MAXIMUM COVERAGE & PERFORMANCE: This high-build basement sealer goes on like waterproof paint - Interior basement surfaces: 50 sq ft/gallon (requires: 2-3 coats), Exterior concrete sealer outdoor surfaces: 20 sq ft/gallon (requires: 3-4 coats). Apply between 50F-90F. For complete protection, use the rubber sealant with Liquid Rubber Geo-Textile on joints and transitions
- IMPORTANT USAGE GUIDELINES: The water-based foundation sealer formula contains zero VOCs for safe indoor application. No mixing required! Apply by brush, roller, or professional sprayer as part of your basement waterproofing system. Not suitable for walking surfaces due to tackiness when cured
- FOR A WATERTIGHT SYSTEM - Use rubber sealant with Liquid Rubber Geo-Textile on joints and transitions, fill small cracks with Liquid Rubber Sealant & Adhesive, and bridge joints, seams, vents, and protrusions where movement may occur. Scroll down for full application steps
10. Ames Block & Wall™ Liquid Rubber Waterproofer Multi-Purpose Coating & Sealant - 1 Gallon - Perfect
- Item Weight: 9.25 lb
- Country of Origin: China
- Color: White
- Brand name: Ames
Peter
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