Best Exterior Waterproof Sealant – Top 10 Picks [2022 Recommended]

Do you need the most reliable, efficient and durable Exterior Waterproof Sealant available? If the answer to the question is yes, then you’re fortunate as your luck has brought you to this site. With us, you will not have to spend hours going over endlessly reviewed.

Most often, people are lost about what Exterior Waterproof Sealant to purchase. This is due to the fact that there are numerous Exterior Waterproof Sealant available on the market. This is an advice in how to choose the Best Exterior Waterproof Sealant currently available in the present.

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Comparison Chart for Top Exterior Waterproof Sealant

SL Preview Product Score Action
1 Eco Advance Wood Siloxane Waterproofer – 1 Gallon 9.36 Check Price
2 RAIN Guard PRO-CR-0356 Micro-Seal 1 Gal Clear Penetrating Silane Siloxane Professional Grade Water Repellent Sealer – Water Based Concrete Sealer, 10 Yr Warranty 7.32 Check Price
3 Gorilla White 100% Silicone Sealant Caulk, 10 Ounce Cartridge, White, (Pack of 1) 9.36 Check Price
4 Rain Guard Water Sealers – Concrete Sealer – Penetrating Water Repellent Protection for All Porous Concrete Surfaces – Water-Based Silane/Siloxane Sealant – Natural Finish – Ready to Use – 1 Gallon 9.36 Check Price
5 Rain Guard Water Sealers – Paint Sealer – Water Repellent Protection for All Painted Surfaces – Water-Based Silane/Siloxane Acrylic Sealant – Clear Semi-Satin Finish – Concentrate Makes 2 Gal 9.36 Check Price
6 Liquid Rubber Color Waterproof Sealant – Multi-Surface Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Beige, 1 Gallon 9.6 Check Price
7 L R Liquid Rubber Waterproof Sealant – Multi-Surface Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Original Black, 5 Gallon 9.6 Check Price
8 Gorilla Waterproof Patch & Seal Liquid, Clear, 16 Ounces, (Pack of 1) 9.36 Check Price
9 Gorilla Waterproof Patch & Seal Tape 4″ x 10′ White, (Pack of 1) 9.36 Check Price
10 Gorilla Waterproof Patch & Seal Tape 4″ x 10′ Black, (Pack of 1) 9.36 Check Price

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Our Recommendation on the 10 Best Exterior Waterproof Sealant

1. Eco Advance Wood Siloxane Waterproofer – 1 Gallon

Features:

  • Ideal for use on wood decking, wood fences, plywood, wood shingles, wood siding and much more
  • Water-based, non-toxic, non-flammable formula does not harm landscape plantings
  • Vapor permeable (breathable) water proofer can be used on new wood
  • Protects against water damage, oil, stains, mold, mildew, de-icing salts, and pool/spa chemicals
  • Ready to use commercial grade formula can be applied using a standard garden pump sprayer

Additional Info:

Color White
Height 12
Width 4
Length 7.5
Weight 8

Check Price


2. RAIN Guard PRO-CR-0356 Micro-Seal 1 Gal Clear Penetrating Silane Siloxane Professional Grade Water Repellent Sealer – Water Based Concrete Sealer, 10 Yr Warranty

Features:

  • Water Based Concrete Sealer: Restore, protect and extend the life of any masonry horizontal or vertical surface with a high-performance hydrophobic coating
  • Rainguard water repellent sealer protects your investment with a 10-year satisfaction and can be used anywhere in the country
  • Water Repellent: 100% penetrating coating provides excellent resistance to water, salt spray, ice removal agents and wind driven rain
  • The clear waterproof spray is to be used as a primer before painting to prohibit moisture transfer in the substrate and to protect from stains such as oil, gas and anti-freeze
  • Clear Spray Sealant: The concrete sealer does not alter surface appearance. It does not leave a surface film. Made using no-sheen and non-yellowing formula

Additional Info:

Color Clear Invisible
Height 11.5
Width 4.75
Length 7

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3. Gorilla White 100% Silicone Sealant Caulk, 10 Ounce Cartridge, White, (Pack of 1)

Features:

  • Indoor/outdoor; 100% waterproof
  • Won’t yellow, shrink or crack
  • Best for sealing gaps or cracks between two surfaces; Works on window, door, kitchen, bath, gutters, auto, marine and more
  • Incredibly versatile 100% silicone sealant that dries translucent white

Additional Info:

Color White
Height 1.5
Width 1.5
Length 10
Weight 0.78

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4. Rain Guard Water Sealers – Concrete Sealer – Penetrating Water Repellent Protection for All Porous Concrete Surfaces – Water-Based Silane/Siloxane Sealant – Natural Finish – Ready to Use – 1 Gallon

Features:

  • EASY APPLICATION: Seamlessly seal cement surfaces! Prior to applying Rainguard Concrete Sealer, protect anything you don’t want to be sealed by moving or covering with a tarp. Prep surface by gently removing any stains with a mild soap or Restore-N-Prep (sold separately) for best results. Using a hand-pump garden sprayer, apply at least two heavy coats of sealer to the surface, allowing it to dry to the touch between coats. Clean up any overspray with a clean damp cloth.
  • PREMIXED FORMULATION: Ready to use right out of the bottle! Rainguard Water Sealers Concrete Sealer is premixed for easy and convenient application. Before use, shake bottle lightly to disperse any settled material. One gallon of this impregnating concrete waterproofer coats, seals, and protects up to 200 square feet. Try Rainguard Water Sealers’ concentrated and super concentrated formulations for a more cost-effective solution.
  • LONG LASTING PROTECTION: Engineered with Micro-Lok! This proprietary ingredient ensures sealer absorption and creates a long-lasting filmless hydrophobic barrier against weathering, salt, dirt, freezing temperatures, UV light, wind-driven rain, and other damaging elements. Rainguard Concrete Sealer is the ideal weatherproof sealant for all vertical and horizontal concrete surfaces including, garage and basement floors, stamped concrete, countertops, driveways, sidewalks, walls, and patios.
  • RAIN GUARD: Where innovation meets sustainability! Since 1969, Rainguard Water Sealers has been manufacturing architectural and industrial coatings designed to “wrap” the exterior of buildings and structures. Rainguard now brings this same technology to consumers in our ready-to-use and concentrated DIY formulations, providing a variety of high-performance sealers for your home. Eco-friendly and non-toxic, all our waterproofing solutions are safe to use around people, pets, and plants.
  • PREMIUM CONCRETE SEALER: Protect, restore, and extend the life of your home with Rainguard Water Sealers Concrete Sealer! Formulated to penetrate deep into the surface, Concrete Sealer is a water-based silane/siloxane water repellent that helps inhibit moisture damage. This premium-grade water sealer for concrete is safe to use indoors or outdoors. It dries to an invisible stain resistant finish that won’t yellow or alter surface texture or appearance.

Additional Info:

Color Clear Invisible
Height 10
Width 5
Length 4
Weight 2.4

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5. Rain Guard Water Sealers – Paint Sealer – Water Repellent Protection for All Painted Surfaces – Water-Based Silane/Siloxane Acrylic Sealant – Clear Semi-Satin Finish – Concentrate Makes 2 Gal

Features:

  • PREMIUM PAINT SEALER: Protect, restore, and extend the life of your home with Rainguard Water Sealers Paint Sealer! Formulated to provide superior paint protection, Paint Sealer is a water-based silane/siloxane acrylic water repellent that helps inhibit chalking and other moisture damage. This premium water sealer for painted surfaces is safe for use indoors or outdoors. It dries to a clear semi-satin finish that won’t yellow, crack, or peel with minimal change to surface texture.
  • LONG LASTING PROTECTION: Engineered with Micro-Lok! This proprietary ingredient creates a mechanical bond giving you a long-lasting filmless hydrophobic barrier against weathering, salt, dirt, freezing temperatures, UV light, wind-driven rain, and other damaging elements. Rainguard Paint Sealer is the ideal weatherproof sealant for all new and aged painted surfaces including, painted floors, chimneys, patio furniture, fences, and walls.
  • RAIN GUARD: Where innovation meets sustainability! Since 1969, Rainguard Water Sealers has been manufacturing architectural and industrial coatings designed to “wrap” the exterior of buildings and structures. Rainguard now brings this same technology to consumers in our ready-to-use and concentrated DIY formulations, providing a variety of high-performance sealers for your home. Eco-friendly and non-toxic, all our waterproofing solutions are safe to use around people, pets, and plants.
  • CONCENTRATED FORMULATION: Cost-effective, concentrated sealing solutions! Rainguard Water Sealers Paint Sealer Concentrate offers the best value and simple mixing. Pour the quart of concentrate into a 5-gallon pail and add clean water to the 2-gallon mark. Mix lightly to disperse the material. Two gallons of this superior painted surface waterproofer coats, seals, and protects up to 300 square feet. Try Rainguard Water Sealers’ ready-to-use formulations for ease and convenience.
  • EASY APPLICATION: Seamlessly seal painted surfaces! Prior to applying Rainguard Paint Sealer, protect anything you don’t want to be sealed by moving or covering with a tarp. prep surface by gently removing any stains with a mild soap or Restore-N-Prep (sold separately) for best results. Using a hand-pump garden sprayer, apply at least two heavy coats of sealer to the surface, allowing it to dry to the touch between coats. Clean up any overspray with a clean damp cloth.

Additional Info:

Color 32 fl oz (makes 2 Gallons)
Height 8
Weight 2

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6. Liquid Rubber Color Waterproof Sealant – Multi-Surface Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Beige, 1 Gallon

Features:

  • ENVIRONMENTALLY FRIENDLY – Liquid Rubber Waterproof Sealant/Coating is water based, containing no solvents, VOC’s or harmful odors. Safe for humans and pets alike, can be used indoors and outdoors with no special breathing apparatus
  • HIGHLY FLEXIBLE & DURABLE – Final membrane has over 1000% elongation preventing adhesion failure, and is UV Stable stopping the sun from degrading the product
  • PROTECTIVE FINISH FOR – Flat roofs, metal roofs, sloped roofs, planter boxes, foundations, sheds, basements, metal, wood, concrete and more
  • COVERAGE – Vertical Surfaces – 1 gallon/30 sq ft (2.8 sq m). 3-4 heavy coats to achieve a 30 mil (0.76 mm) membrane. Flat/Ponding Surfaces – 1 gallon/15 sq ft (1.4 sq m). 4-5 heavy coats to achieve a 60-80 mil (1.5-2 mm) membrane
  • FOR A BULLETPROOF SYSTEM – Bridge joints, seams, vents, gaps, protrusions…. With Liquid Rubber Seam Tape or Liquid Rubber Geo-Textile where possible movement may occur
  • PROTECTIVE FINISH FOR – Flat roofs, metal roofs, sloped roofs, planter boxes, foundations, sheds, basements, metal, wood, concrete and more

Additional Info:

Color Beige
Height 8
Width 8
Length 8
Weight 9

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7. L R Liquid Rubber Waterproof Sealant – Multi-Surface Leak Repair Indoor and Outdoor Coating, Water-Based, Easy to Apply, Original Black, 5 Gallon

Features:

  • PROTECTIVE FINISH FOR – Flat roofs, metal roofs, sloped roofs, planter boxes, foundations, sheds, basements, metal, wood, concrete and more
  • HIGHLY FLEXIBLE & DURABLE – Final membrane has over 1000% elongation preventing adhesion failure, and is UV Stable stopping the sun from degrading the product
  • COVERAGE – Vertical Surfaces – 1 gallon/30 sq ft (2.8 sq m). 3-4 heavy coats to achieve a 30 mil (0.76 mm) membrane. Flat/Ponding Surfaces – 1 gallon/15 sq ft (1.4 sq m). 4-5 heavy coats to achieve a 60-80 mil (1.5-2 mm) membrane
  • FOR A BULLETPROOF SYSTEM – Bridge joints, seams, vents, gaps, protrusions…. With Liquid Rubber Seam Tape or Liquid Rubber Geo-Textile where possible movement may occur
  • ENVIRONMENTALLY FRIENDLY – Liquid Rubber Waterproof Sealant/Coating is water based, containing no solvents, VOC’s or harmful odors. Safe for humans and pets alike, can be used indoors and outdoors with no special breathing apparatus

Additional Info:

Color Original Black
Height 16
Width 12
Length 12
Weight 44

Check Price


8. Gorilla Waterproof Patch & Seal Liquid, Clear, 16 Ounces, (Pack of 1)

Features:

  • USE ON: Roofs, Gutters, Skylights, Flashing, Chimneys*, PVC Pipe Joints, Windows, RVs, DIY Projects and More
  • SEALS OUT WATER, AIR AND MOISTURE: Gorilla Waterproof Patch and Seal Spray is a flexible, rubberized coating that seals out water, air and moisture to stop and prevent leaks
  • CRYSTAL CLEAR: dries crystal clear and transparent creating cleaner, finished projects than similar products
  • TEMPERATURE AND UV RESISTANT: When dried, Gorilla Waterproof Patch & Seal Liquid is temperature and UV resistant resulting in lasting repairs
  • EASY TO APPLY: brush, roll, trowel, dip or pour; Once applied, the self leveling formula smoothly covers small gaps and cracks ensuring a watertight seal

Additional Info:

Color Clear
Height 3.8
Width 3.3
Length 3.3
Weight 1.2

Check Price


9. Gorilla Waterproof Patch & Seal Tape 4″ x 10′ White, (Pack of 1)

Features:

  • FIXES LEAKS: Repairs leaks in roofs, rubber, plastic or vinyl pool liners, and so much more
  • FLEXIBLE: Conforms to the surface to repair holes, cracks, gaps, and tears.
  • INDOOR / OUTDOOR USE: Gorilla Waterproof Patch & Seal tape works great on indoor and outdoors repairs and even under water.
  • 2X more tape than other 5 ft. flexible tapes
  • PERMANENT: Creates a permanent bond that instantly seals out air, water, and moisture.
  • ALSO available in Black
  • EXTRA THICK: Has an extra thick adhesive layer and UV resistant backing.

Additional Info:

Color White
Height 3.99
Width 4.2
Length 4.2
Weight 0.84

Check Price


10. Gorilla Waterproof Patch & Seal Tape 4″ x 10′ Black, (Pack of 1)

Features:

  • INDOOR / OUTDOOR USE: Gorilla Waterproof Patch & Seal tape works great on indoor and outdoors repairs and even under water.
  • FIXES LEAKS: Repairs leaks in roofs, rubber, plastic or vinyl pool liners, and so much more.
  • 2X MORE tape than other 5 ft. flexible tapes
  • EXTRA THICK: Has an extra thick adhesive layer and UV resistant backing.
  • ALSO available in White.
  • PERMANENT: Creates a permanent bond that instantly seals out air, water, and moisture.
  • FLEXIBLE: Conforms to the surface to repair holes, cracks, gaps, and tears.

Additional Info:

Color Black
Height 3.5
Width 4
Length 4
Weight 0.000625

Check Price


Best Exterior Waterproof Sealant Buying Guide

The choice of Exterior Waterproof Sealant is a very crucial decision that should not be taken lightly. It is possible to spend hours browsing forums, studying Exterior Waterproof Sealant Reviews and talking to friends. If you do not choose the correct one alternative, a new version of Exterior Waterproof Sealant might not be effective, but could be also costly. Here are the key variables to consider when seeking the Best Exterior Waterproof Sealant.

Specifications:

Specifications are the primary problem-solvers for you. As technological advancements, processes, and various aspects change the Exterior Waterproof Sealant is expected to continue to change. It is a fact that it is not possible to expect a brand new Exterior Waterproof Sealant that can perform the same function as a human as this is as good as thinking that a human will live for eternity. It is best to look for models that provide better coverage, greater durability, and greater performance.

Old or Latest Model:

In this fast-paced, ever-changing world technology is constantly evolving and the Exterior Waterproof Sealant should be updated in order to meet today’s consumer needs. For instance, it’s just not making sense for Exterior Waterproof Sealant that has just come out to be superior to the version released five years ago.

There are numerous different high-performance variants of the product which are the latest models. If you’d like to be sure you’re getting the best Best Exterior Waterproof Sealant available, go for the latest version.

Value for money:

When purchasing Exterior Waterproof Sealant it’s never recommended to purchase the most expensive one available. It is irrelevant how much you save if it is not effective or even useful. It is best to search for the Exterior Waterproof Sealant that gives you value for the money. This will ensure it functions well in the everyday activities as well as offer the highest quality of service.

Positive Ratings:

They will show you how happy their customers are with Exterior Waterproof Sealant in general. Because everyone is different and different, it is possible that some of these items do not meet your requirements. It is possible to find one which is beyond your expectations and can make a significant difference in productivity.

Negative Ratings:

It is highly recommended to research the negative ratings of Exterior Waterproof Sealant prior to making your purchase. These ratings will give you useful information on how consumers consider different aspects of their experience with this company. This includes shipping, premium quality, and customer service. Look for companies that have a small number or no negative ratings in any way.

Delivery Time:

The delivery time of Exterior Waterproof Sealant is also another key issue to take into consideration. What good is it to buy the Top Exterior Waterproof Sealant if you’re waiting long or even for months for it to be delivered? There are numerous companies that have modernized their shipping methods and provide a variety of methods of shipping, including express delivery.

Delivery Cost:

The expense of shipping Exterior Waterproof Sealant is also another important thing to think about. The last thing you want to do is to spend more money on costs of transportation charge associated with shipping as compared to you did for your actual purchase. This is a massive loss especially whether the company has high costs for shipping. There are several companies that provide free delivery, and some even offer express delivery at great costs.

Warranty:

The warranty offered by Exterior Waterproof Sealant is extremely crucial since it guards you against being defrauded. A lot of companies offer warranties that are limited that only last a few days or even weeks. Try to find a firm with a long-lasting warranty that includes at least one Month of service.

Return Policy:

A return and exchange policy that applies to Exterior Waterproof Sealant is another crucial factor to consider. This policy should be liberal enough so that you can make a return of the Exterior Waterproof Sealant whether it does not meet your expectations or simply decide to change your decision. You must ensure that it takes no more than two days for them to take that you have returned the Exterior Waterproof Sealant.

After Sale Service:

One of the most important elements to think about when buying Exterior Waterproof Sealant is the after-sales service. In reality, many firms offer subpar after sales services or just ignore your emails and phone calls. You should look for one with a solid after-sales service to ensure that you get the most out of the purchase.

Verdict

Finding the Top Exterior Waterproof Sealant to meet your needs could be challenging, but it’s not impossible. You need to consider your requirements and preferences prior to purchasing a product along with the style, the quality, functionality, reliability, and price.

Now that you know what to find, finding the Best Exterior Waterproof Sealant to meet your needs is easy. We hope that this advice has helped you to find the Exterior Waterproof Sealant ideal for your needs. Always take note of the elements we’ve highlighted prior to buying.

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