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9 Best Waterproof Basement Paint 2025 in the United States
#1
Winner
Liquid Rubber Concrete Foundation and Basement Sealant - Indoor & Outdoor Waterproof Coating, Easy to Apply, Black, 1 Gallon
The Liquid Rubber Concrete Foundation and Basement Sealant is a highly versatile waterproofing product suitable for both indoor and outdoor use. It offers strong waterproofing ability with a highly flexible membrane that can stretch over 900%, preventing cracks and tears. Its easy application process is a significant advantage, as it requires no mixing and can be applied with a brush, roller, or sprayer.
Rating
9.9
Chosen by1,255
Waterproofing Ability
Ease of Application
Most important from
3037 reviews
#2
KILZ Basement and Masonry Waterproofing Paint, Interior/Exterior, White, 1 Gallon
The KILZ Basement and Masonry Waterproofing Paint is a versatile solution designed to protect and seal porous masonry and concrete surfaces both indoors and outdoors. It excels in waterproofing ability, utilizing nanotechnology to create a strong barrier against water infiltration. Its mold and mildew resistance is another strong point, ideal for damp basement environments. Durability is enhanced by its alkali-resistant coating, ensuring a long-lasting and decorative finish.
Rating
9.8
Waterproofing Ability
Durability
Ease of Application
Most important from
1036 reviews
#3
KILZ Self-Priming Masonry, Stucco and Brick Paint, Interior/Exterior, Flat, Gray, 1 Gallon
The KILZ Self-Priming Masonry, Stucco, and Brick Paint is a versatile option for both interior and exterior surfaces, including masonry, brick, stucco, and drywall. One of its standout features is its excellent water repellency, making it a strong candidate for waterproofing needs. Additionally, it offers good mold and mildew resistance, which is crucial for basement environments prone to dampness and mold growth.
Rating
9.7
Waterproofing Ability
Ease of Application
Coverage
Most important from
1020 reviews
Top 9 Best Waterproof Basement Paint 2025 in the United States
#1
Winner
9.9 score
Liquid Rubber Concrete Foundation and Basement Sealant - Indoor & Outdoor Waterproof Coating, Easy to Apply, Black, 1 Gallon
Liquid Rubber Concrete Foundation and Basement Sealant - Indoor & Outdoor Waterproof Coating, Easy to Apply, Black, 1 Gallon
Waterproofing Ability: versatile waterproofing product
Durability: flexible membrane, stretches over 900%
Ease of Application: no mixing, apply with brush, roller, sprayer
Coverage: varies by surface type and condition
Finish: protective finish
Chosen by 1255 this week
KILZ Basement and Masonry Waterproofing Paint, Interior/Exterior, White, 1 Gallon
KILZ Basement and Masonry Waterproofing Paint, Interior/Exterior, White, 1 Gallon
Waterproofing Ability: Nanotechnology barrier against water
Mold and Mildew Resistance: Resistant to mold and mildew
Durability: Alkali-resistant coating
Ease of Application: Requires two coats, additional tools needed
Coverage: 75 to 125 sq ft per gallon
Finish: Flat/Matte
KILZ Self-Priming Masonry, Stucco and Brick Paint, Interior/Exterior, Flat, Gray, 1 Gallon
KILZ Self-Priming Masonry, Stucco and Brick Paint, Interior/Exterior, Flat, Gray, 1 Gallon
Waterproofing Ability: Excellent water repellency
Mold and Mildew Resistance: Good mold and mildew resistance
Durability: Alkali-resistant up to pH 12.0
Ease of Application: Roll, brush, or spray
Coverage: 250-400 sq. ft. per gallon
Finish: Flat
Drylok Masonry Waterproof Clear 5g (DRYLOK - 20915)
Drylok Masonry Waterproof Clear 5g (DRYLOK - 20915)
Waterproofing Ability: high
Mold and Mildew Resistance: strong
Ease of Application: relatively easy
Coverage: 5-gallon covers substantial area
Finish: High Gloss
Ames Block & Wall™ Liquid Rubber Waterproofer Multi-Purpose Coating & Sealant - 1 Gallon - Perfect to Use As Concrete Sealer and Waterproofer for Basements and Foundations - Made in The USA, White
Ames Block & Wall™ Liquid Rubber Waterproofer Multi-Purpose Coating & Sealant - 1 Gallon - Perfect to Use As Concrete Sealer and Waterproofer for Basements and Foundations - Made in The USA, White
Waterproofing Ability: Waterproof
Mold and Mildew Resistance: Resistant
Durability: Durable and flexible
Ease of Application: Easy to apply
Coverage: 1 gallon
Finish: White
Related Products
Drylok Low Gloss White Latex Waterproof Sealer 5 gal.
Drylok Low Gloss White Latex Waterproof Sealer 5 gal.
Waterproofing Ability: True
Mold and Mildew Resistance: Good
Ease of Application: Relatively easy
Coverage: 75-125 sq ft
Finish: Low gloss
INSL-X AMW100009A-01 WaterBlock Acrylic Masonry Waterproofer Paint, 128 Fl Oz (Pack of 1), White
INSL-X AMW100009A-01 WaterBlock Acrylic Masonry Waterproofer Paint, 128 Fl Oz (Pack of 1), White
Waterproofing Ability: Withstand up to 12 psi
Durability: Resistant to alkali up to pH-13
Ease of Application: Dries quickly
Coverage: High coverage
Finish: Flat
Drylok Gray Latex Masonry Waterproof Sealer 1 gal.
Drylok Gray Latex Masonry Waterproof Sealer 1 gal.
Waterproofing Ability: 10 PSI
Mold and Mildew Resistance: Yes
Ease of Application: Yes
Finish: gloss
RUST-OLEUM 5024 Watertite Latex Qt
RUST-OLEUM 5024 Watertite Latex Qt
Waterproofing Ability: Resists up to 20 pounds pressure
Mold and Mildew Resistance: 5-year mold-proof guarantee
Durability: 15-year waterproof guarantee
Ease of Application: Smooth, easy application, ultra-low odor
Coverage: 32-fluid-ounce can
Finish: Flat
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Buying Guide for the Best Waterproof Basement Paint
Choosing the right waterproof basement paint is crucial to protect your basement from moisture, mold, and mildew. The right paint can help maintain the structural integrity of your home and create a healthier living environment. When selecting waterproof basement paint, consider the following key specifications to ensure you get the best product for your needs.Waterproofing AbilityWaterproofing ability refers to the paint's capacity to prevent water from penetrating the basement walls. This is important because it helps keep your basement dry and free from water damage. Waterproofing paints are typically rated based on their ability to withstand water pressure. For light moisture issues, a paint with basic waterproofing properties may suffice. For basements prone to heavy water infiltration, look for paints with higher waterproofing ratings. Assess your basement's moisture level to determine the appropriate level of waterproofing needed.
Mold and Mildew ResistanceMold and mildew resistance indicates the paint's ability to prevent the growth of mold and mildew on the painted surface. This is crucial for maintaining a healthy indoor environment, as mold and mildew can cause respiratory issues and other health problems. Paints with mold and mildew resistance are treated with antimicrobial agents. If your basement is prone to dampness, choose a paint with strong mold and mildew resistance to ensure long-term protection.
DurabilityDurability refers to how well the paint can withstand wear and tear over time. This is important because basement walls can be subject to various stresses, including temperature fluctuations and physical impacts. Durable paints are formulated to resist chipping, peeling, and cracking. For high-traffic areas or basements used for storage or living space, opt for a highly durable paint to ensure it remains effective and visually appealing for years.
Ease of ApplicationEase of application describes how simple it is to apply the paint to your basement walls. This is important for achieving a smooth, even finish without requiring professional help. Some paints are designed to be user-friendly, with easy-to-follow instructions and minimal preparation required. If you're planning to do the painting yourself, look for paints that are known for their ease of application. Consider factors like drying time, the number of coats needed, and whether the paint requires a primer.
CoverageCoverage refers to the area that a given amount of paint can cover, usually measured in square feet per gallon. This is important for estimating how much paint you will need to complete your project. Paints with higher coverage rates can save you time and money. To determine the right coverage for your needs, measure the total surface area of your basement walls and compare it to the coverage rates provided by different paints. Choose a paint that offers good coverage to ensure you have enough to complete the job without multiple purchases.
FinishThe finish of the paint refers to its final appearance once it has dried. Common finishes include matte, satin, and glossy. This is important for both aesthetic and practical reasons. Matte finishes can hide imperfections but may be harder to clean, while glossy finishes are easier to clean but can highlight flaws. Satin finishes offer a balance between the two. Consider the condition of your basement walls and your personal preference for appearance when choosing the finish. For a more polished look, a satin or glossy finish may be ideal, while a matte finish can provide a more subdued appearance.