The Best Waterproof Paint for Garage Walls: Reviews 2023

When it comes to maintaining your garage, one often overlooked aspect is the condition of the walls.

Garage walls are exposed to a variety of elements, including moisture, which can lead to damage over time.

To protect your garage walls and keep them looking great, it’s essential to invest in the best waterproof paint.

In this guide, we’ll explore the world of waterproof paint for garage walls, helping you choose the right product and providing you with a list of the top 10 options available in 2023.

What is Waterproof Paint for Garage Walls?

Waterproof paint is a specialized type of paint formulated to resist water penetration. It creates a waterproof seal on surfaces, making it ideal for areas prone to moisture, such as garage walls.

This type of paint not only prevents water from seeping into the walls but also provides protection against mold and mildew growth.

Why Do You Need Waterproof Paint for Your Garage Walls?

  1. Moisture Protection: Moisture can seep into garage walls through various means, including rain, snow, and humidity. Over time, this can lead to structural damage and the growth of mold and mildew. Waterproof paint creates a barrier that prevents moisture from penetrating the walls, keeping them dry and intact.
  2. Mold Prevention: Mold and mildew thrive in damp environments, and a garage with unchecked moisture issues can become a breeding ground for these harmful fungi. Waterproof paint inhibits the growth of mold and mildew, promoting a healthier environment.
  3. Durability and Longevity: Waterproof paint not only protects your garage walls from moisture but also enhances their overall durability. It helps prevent cracking, peeling, and other forms of damage, ensuring that your walls remain in excellent condition for years to come.
  4. Ease of Application: Many waterproof paints are designed for easy application, making it a feasible DIY project. This not only saves you money on professional labor but also allows you to take control of the process.
  5. Cost-Effectiveness: Investing in waterproof paint is a cost-effective way to protect your garage walls. By preventing moisture-related damage, you can avoid costly repairs down the road.

10 Best Waterproof Paint for Garage Walls

Now that you understand the importance of waterproof paint, let’s explore the top 10 options available in 2023.

1) Kilz Basement and Masonry Waterproofing Paint

kilz basement and masonry waterproofing paint

Kilz Basement and Masonry waterproof paint for garage walls is the perfect paint for those who want to waterproof their garage walls or any other exterior wall.

It is easy to use, leaves a beautiful finish, and works well on both interior and exterior surfaces. Plus, it comes with a primer, sealant, and brightener that makes the paint last long periods.

  • Pros: Excellent moisture resistance, durability, and adhesion.
  • Cons: Can be difficult to apply and can have a strong odor.
  • Price per gallon: $30-40

2) Seal-Krete Damplock Masonry Waterproofing Paint

seal-krete damplock masonry waterproofing paint

If you’re looking for a waterproof garage paint that will suit both your needs and budget, Seal-Krete Damplock Masonry Waterproofing Paint is a great option to consider.

It is easy to apply, doesn’t require any special skills, and has proved to be durable in the long run. Additionally, it seals cracks and crevices in masonry wells which prevents water damage from happening in the first place.

  • Pros: Exceptional adhesion and moisture resistance. Creates a smooth, waterproof finish.
  • Cons: Can be expensive.
  • Price per gallon: $40-50

3) BEHR Slate Gray Self-Priming

behr slate stain

If you are looking for paint that is both waterproof and easy to apply, BEHR Slate Gray Self-Priming is a perfect choice. With its high-quality finish that will last for years, this paint is perfect for any surface.

Plus, it comes in several different colors so you can find the right one for your home or business. It has a low odor and dries quickly – making it the perfect option if you’re busy!

  • Pros: Self-priming, so you don’t need to apply a primer coat. Provides waterproofing and long-lasting protection.
  • Cons: Not as durable as some other options.
  • Price per gallon: $25-30

4) Lanco Dry-Coat Acrylic

lanco dry-coat acrylic

Lanco Dry-Coat Acrylic is an excellent choice for any home or office. It is easy to apply and dries quickly, providing a matte finish that will not reflect light. Available in multiple colors, this acrylic paint provides a long-lasting, water-resistant finish.

  • Pros: Designed to withstand harsh weather conditions. Provides excellent waterproofing and long-lasting protection.
  • Cons: Can be difficult to find in some stores.
  • Price per gallon: $20-25

5) Drylok Concrete Floor Paint

drylok concrete floor paint

Drylok Concrete Floor Paint is the perfect waterproof paint for garage walls. It is easy to apply and leaves no residues, making it ideal for use on concrete or tiled surfaces.

Its long-lasting quality ensures that your floor will stay looking beautiful for a long time! In addition to its practicality, this paint comes in a wide range of colors and designs that would perfectly complement your home décor.

  • Pros: Versatile option that works well on garage walls. Offers superior moisture protection and is available in a variety of colors.
  • Cons: Can be difficult to apply to vertical surfaces.
  • Price per gallon: $25-30

6) Zinsser Watertite Mold and Mildew

zinsser watertite mold and mildew

If you’re looking for waterproofing paint that will last longer than the average 2-3 years, then Zinsser Watertite Mold and Mildew may not be the best option for you.

That said, it is a popular product with high customer satisfaction ratings and is rated as a 5-star paint. For something more permanent, Sherwin Williams Weatherproofing Primer and Topcoat may be better options which are rated 4 stars but last 10+ years.

  • Pros: Waterproofs your walls and contains mildewcide to prevent mold and mildew growth.
  • Cons: Can be expensive.
  • Price per gallon: $30-40

7) BEHR Premium 876 basement gray basement and masonry waterproofer

BEHR Premium 876 basement gray basement and masonry waterproofer

B2B waterproofing company BEHR offers a lifetime warranty on its Premium 876 basement waterproofer and 24/7 customer support.

The product is a two-part system that requires mixing before application, making it easier to use. It can be used on both concrete and masonry surfaces and has been favorably reviewed for the long-lasting effects it has.

  • Pros: Versatile waterproofing option suitable for both basements and garages. Has a modern gray color.
  • Cons: Not as durable as some other options.
  • Price per gallon: $25-30

Read Also: The Top 15 Best Behr Paint For Garage Walls

8) KILZ 1-Part Epoxy Acrylic Interior

kilz 1-part epoxy acrylic interior

KILZ 1-Part Epoxy Acrylic Interior is a great waterproof paint for garage walls use on concrete, masonry, wood, and more. It comes in a single-part applicator that makes it easy to apply the paint evenly and accurately.

The high-quality finish of this paint ensures that your surface will look sleek and polished for years to come.

  • Pros: Designed to resist moisture and provide a tough, glossy finish. Easy to clean.
  • Cons: Can be expensive.
  • Price per gallon: $35-40

9) Zinsser Perma Mold Mildew

zinsser perma mold mildew

If you’re looking for waterproof garage paint that can handle the elements, Zinsser Perma Mold Mildew is an excellent choice. Some people have had issues with it peeling or chipping, but this seems to be rare.

Overall, it is a durable and easy-to-use paint that provides long-lasting protection against moisture and mold. It is perfect for use on any type of surface – including wood – and dries quickly so you can get back to your projects without delay.

  • Pros: Specially formulated to combat mold and mildew growth. Provides long-lasting protection against moisture-related issues.
  • Cons: Can be difficult to find in some stores.
  • Price per gallon: $30-40

10) New Insl-X Amw1000099-01 Water

new iinsl-X amw1000099-01 water

Looking for an effective paint that offers long-term protection against water and dirt? Look no further than Insl-X Amw1000099-01 Water!

This high-quality paint is perfect for anyone looking for a durable solution to their garage painting needs.

Furthermore, the 10-year warranty gives you plenty of peace of mind. Plus, it’s easy to apply – just a light coat is all that’s needed to get the desired results.

So why wait? Order your bottle today and start enjoying the benefits of this professional-grade paint!

  • Pros: Offers high-performance waterproofing for garage walls. Advanced formula ensures excellent moisture resistance and long-term durability.
  • Cons: Can be expensive.
  • Price per gallon: $40-50

Read Also: How to remove old paint from garage walls

Choosing the Right Waterproof Paint for Your Garage

When selecting waterproof paint for your garage walls, consider the following factors:

  • Surface Type: Ensure the paint is suitable for the surface you intend to cover, whether it’s concrete, masonry, or another material.
  • Moisture Resistance: Look for a paint specifically designed for moisture protection.
  • Application Method: Consider whether you prefer a brush, roller, or spray application.
  • Color Options: Some waterproof paints offer a range of colors to match your garage’s aesthetic.

Tips for Getting the Best Results

  1. Follow the manufacturer’s instructions carefully for the specific paint you choose.
  2. Ensure proper ventilation during application and drying.
  3. Use the recommended safety equipment, such as gloves and a mask, when working with waterproof paint.
  4. Store any leftover paint properly for future touch-ups.

How to apply waterproof paint to garage walls

Applying waterproof paint to garage walls is easy, and you can do it yourself with the right tools and materials. Follow these steps:

  1. Clean the walls thoroughly to remove any dirt, dust, or debris. Use a pressure washer or a scrub brush and a detergent solution.
  2. Repair any cracks or holes in the walls with a patching compound. Allow the compound to dry.
  3. Apply a coat of waterproof primer to the walls. Allow the primer to dry.
  4. Apply the waterproof paint using a paint roller or a sprayer. Apply two or more coats, allowing each coat to dry before applying the next.
  5. Allow the waterproof paint to cure for at least 24 hours before using the garage.

What are the benefits of using waterproof paint for garage walls?

Using waterproof paint for garage walls has several benefits:

  • Protection from water damage: Waterproof paint provides a protective barrier against water damage, preventing moisture from seeping into the walls and causing damage to the underlying material.
  • Easy to apply: Waterproof paint is easy to apply, and you can do it yourself with the right tools and materials.
  • Cost-effective: Waterproof paint is an affordable solution to water damage compared to other options like waterproofing membranes or tile installations.
  • Aesthetic appeal: Waterproof paint comes in a range of colors, allowing you to choose the best option to match your garage’s aesthetic appeal.

Read Also: garage wall colors


Investing in the best waterproof paint for your garage walls is a smart decision to protect your property and create a more appealing and functional space.

The options listed in this guide offer varying features to cater to different needs and preferences. Whether you prioritize moisture protection, mold prevention, durability, or ease of application, there’s a waterproof paint that’s right for you.

Remember that the longevity and effectiveness of waterproof paint depend on proper surface preparation and application.

Take the time to follow the manufacturer’s instructions carefully, and your garage walls will benefit from years of moisture resistance and protection.

So, if you’re looking to safeguard your garage walls from moisture, mold, and mildew while enhancing their durability and appearance, it’s time to invest in high-quality waterproof paint.

Choose the right product for your needs, apply it correctly, and enjoy the benefits of a dry, well-protected garage for years to come.

Don’t wait until moisture-related issues compromise your garage’s integrity; take action now with the best waterproof paint for garage walls.

As an expert in the field of garage walls, I have extensive knowledge and experience in enhancing the aesthetic appeal and functionality of these spaces through color and decoration. I specialize in creating visually appealing and practical designs that transform garages into inviting and organized environments.

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