Top 10 Best Concrete Block Waterproofing [2022]

Best Concrete Block Waterproofing
We Earn Money
NoProductScoreAction
1Liquid Rubber Concrete Foundation and Basement Sealant - Indoor & Outdoor Waterproof Coating9.8Buy On Amazon
2LastiSeal Brick & Concrete Sealer (5-gal) - All Purpose Sealer for Brick9.8Buy On Amazon
3Crep Protect Spray-U, Black9.4Buy On Amazon
4Rain Guard Water Sealers SP-4004 Concrete Sealer Ready to Use - Water Repellent for Interior or Exterior Concrete - Covers up to 200 Sq. Ft9.4Buy On Amazon
5KILZ Interior/Exterior Basement and Masonry Waterproofing Paint9Buy On Amazon
6Siloxa-Tek 8500 Ready to Use - 1 Gallon Penetrating Concrete Sealer8.8Buy On Amazon
7Earth-Sheltered Houses: How to Build an Affordable Underground Home (Mother Earth News Wiser Living Series Book 4)8.8Buy On Amazon
8RadonSeal Plus Deep-Penetrating Concrete Sealer8.6Buy On Amazon
9RAIN Guard PRO-CR-0356 Micro-Seal 1 Gal Clear Penetrating Silane Siloxane Professional Grade Water Repellent Sealer – Water Based Concrete Sealer8.6Buy On Amazon
10AMES BWRF5 Water Base High Strength Elastomeric Liquid Rubber8.4Buy On Amazon

Table Of Content:

1. Liquid Rubber Concrete Foundation and Basement Sealant – Indoor & Outdoor Waterproof Coating

  • PROTECTIVE FINISH FOR – Foundations, ICF’s, Basements, Shower Liners, Deck and Fence Posts, Planter Boxes, Metal, Wood, Concrete and more.
  • PROTECTIVE FINISH FOR – Foundations, ICF’s, Basements, Shower Liners, Deck and Fence Posts, Planter Boxes, Metal, Wood, Concrete and more.
  • HIGHLY FLEXIBLE – Sealant final membrane has over 900% elongation in the sealing material preventing adhesion failure causing cracks and taring.
  • EASY TO APPLY – No mixing required! Apply by brush, roller or high quality piston paint sprayer.
  • ENVIRONMENTALLY FRIENDLY – Liquid Rubber Foundation Sealant is water based, containing no solvents, VOC’s or harmful odors.
  • FOR A BULLETPROOF SYSTEM – Bridge joints, seams, vents, gaps, protrusions….

2. LastiSeal Brick & Concrete Sealer (5-gal) – All Purpose Sealer for Brick

  • Unsurpassed Protection and Service Life – 15-Year Waterproofing Warranty
  • Water-based, Eco-Friendly, Non-toxic, Non-flammable, Safe for Plants and Pets
  • Easy Application – Spray, Roll, or Brush.
  • Protects outdoor/indoor brick, concrete, masonry, grout, and even wood!
  • Bonds and strengthens, protects against freeze-thaw, prevents spalling, dusting.

3. Crep Protect Spray-U

  • Easy-use 5 oz aerosol spray bottle
  • Works on suede, canvas, or nubuck
  • Protects footwear with an invisible barrier
  • Repels liquids and prevents stains

4. Rain Guard Water Sealers SP-4004 Concrete Sealer Ready to Use – Water Repellent for Interior or Exterior Concrete – Covers up to 200 Sq. Ft

  • Prevents surface damage from rain, snow, ice with a satisfaction guarantee for up to five years
  • Does not alter surface appearance, does not leave a surface film and helps prevent efflorescence
  • Specifically formulated project sealers include these surfaces; Brick, Pavers, Paint, Stucco, Wood, Concrete.
  • Comes in Ready to Use and cost effective Concentrate formulas.
  • Apply a flood coat with a sprayer, brush or roller, no maintenance required and safe for People, Pets and Plants.

5. KILZ Interior/Exterior Basement and Masonry Waterproofing Paint

  • 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.
  • Prime all uncoated, patched, chalky, and adjacent wood and/or metal surfaces with KILZ Premium Primer.
  • This is a 1-gallon can of Interior/Exterior Basement and Masonry Waterproofing Paint, White, 1-gallon in white.
  • A minimum of two coats of this product are required for optimal results.
  • 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 .
  • KILZ has been making premium primers and paints for 40 years.

6. Siloxa-Tek 8500 Ready to Use – 1 Gallon Penetrating Concrete Sealer

  • An industrial-grade, water-based, silane/siloxane engineered to reduce water and moisture intrusion, while protecting concrete or masonry substrates from chlorides and deicing salts.
  • Resists deicing salt/chloride damage, freeze thaw damage, spalling, pitting, cracking
  • Reduces water ingress, moisture intrusion and ASR
  • Excellent water beading effect, excellent penetration, easy application with sprayer, roller or brush, no appearance change – dries clear, Low VOCs.
  • Use on driveways, garages, basements, patios, pool decks.

7. Earth-Sheltered Houses: How to Build an Affordable Underground Home (Mother Earth News Wiser Living Series Book 4)

8. RadonSeal Plus Deep-Penetrating Concrete Sealer

  • Penetrates Concrete (up to 4″) – Internally Seals the Matrix of Concrete, Blocking the Pores and Capillaries to Prevent Water Seepage, Water Vapor, and Radon Gas.
  • Hardens & Strengthens Concrete – Helps to Protect Against and Reduce Concrete Dusting, Efflorescence, Damage Caused by Salts, De-Icing Chemicals, and Freeze Thaw.
  • ECO-Friendly & Easy to Apply Formula – ZERO VOCs, No Odors, No Solvents, Non-Toxic, Non-Flammable.
  • Permanent & Paintable – No Reapplication Needed.
  • Commercial-Grade Backed by a Money-Back Guarantee – Trusted Since 1997

9. RAIN Guard PRO-CR-0356 Micro-Seal 1 Gal Clear Penetrating Silane Siloxane Professional Grade Water Repellent Sealer – Water Based Concrete Sealer

  • Water Based Concrete Sealer: Restore, protect and extend the life of any masonry horizontal or vertical surface with a high-performance hydrophobic coating.
  • Clear Spray Sealant: The concrete sealer does not alter surface appearance.
  • 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.
  • Water Repellent: 100% penetrating coating provides excellent resistance to water, salt spray, ice removal agents and wind driven rain.
  • Rainguard water repellent sealer protects your investment with a 10-year satisfaction and can be used anywhere in the country.

10. AMES BWRF5 Water Base High Strength Elastomeric Liquid Rubber

  • Solar Reflectance Up to 98%
  • Solvent: Water
  • Permeability: .016 perm rating with 10 mils/min. of coating
  • Elongation: Up to 700%
  • Strength: 250 PSI

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