[TOP 10] Best Exterior Masonry Sealer [2022]

Best Exterior Masonry Sealer
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NoProductScoreAction
1LastiSeal Brick & Masonry Sealer - All Purpose Brick9.6Check Price On Amazon
2Rain Guard Water Sealers SP-4004 Concrete Sealer Ready to Use - Water Repellent for Interior or Exterior Concrete - Covers up to 200 Sq. Ft9.6Check Price On Amazon
3Rain Guard Water Sealers SP-3004 Brick Sealer Ready to Use - Water Repellent for Interior or Exterior Brick - Covers up to 150 Sq. Ft9.6Check Price On Amazon
4Chimney Brick Sealer, Clear Water-Based Siloxane Sealer - Breathable Waterproofer for All Exterior9.4Check Price On Amazon
5Rain Guard Water Sealers CR-0359 Micro-Seal Concentrate Sealer Covering Up to 300 Sq. Ft. on All Masonry Surfaces. 6oz POD Clear Penetrating Silane and Siloxane Professional Grade9.2Check Price On Amazon
6Interior/Exterior Brick Sealer, 1 Gal - Clear8.2Check Price On Amazon
7All Purpose Concrete, Brick & Stone Sealer8.2Check Price On Amazon
8KILZ Interior/Exterior Basement and Masonry Waterproofing Paint8.2Check Price On Amazon
9Rain Guard Water Sealers CR-0357 Micro-Seal Ready to USE Sealer Covering Up to 1500 Sq. Ft. on All Masonry Surfaces. 5 Gallon Clear Penetrating Silane and Siloxane Professional Grade Masonry Sealer8.2Check Price On Amazon
10LastiSeal Brick & Concrete Sealer (2.5-gal) - Waterproofs and Strengthens Brick8.2Check Price On Amazon

1. LastiSeal Brick & Masonry Sealer – All Purpose Brick

  • Unsurpassed Protection and Service Life – 15-year Waterproofing Warranty
  • Water-based, No Odor, Non-Toxic, Non-Flammable
  • 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

2. 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.

3. Rain Guard Water Sealers SP-3004 Brick Sealer Ready to Use – Water Repellent for Interior or Exterior Brick – Covers up to 150 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
  • Contains advanced UV stabilizers to ensure long lasting non-yellowing performance
  • Meets federal and state environmental guidelines
  • Apply a flood coat with a sprayer, brush or roller, no maintenance required and safe for People, Pets and Plants.

4. Chimney Brick Sealer

  • CLEAR PROTECTION – Provides a long-lasting, non-glossy invisible coat to masonry surfaces.
  • WATER SEALANT – Water-based, siloxane penetrating brick sealer that bonds with the minerals in masonry to provide with you long-lasting water protection.
  • POWERFUL CHIMNEY SEALER – Keep your chimney leak free and protect it or other masonry surfaces from spalling, flaking, or cracking.
  • EASY TO APPLY – First step is to ensure your chimney or masonry surface is fully cleaned and clear of dirt, dust, grease, oil, efflorescence, etc.
  • 5 YEAR WARRANTY – MasonryDefender offers a 5 Year Limited Warranty on Vertical Masonry Surfaces

5. Rain Guard Water Sealers CR-0359 Micro-Seal Concentrate Sealer Covering Up to 300 Sq. Ft. on All Masonry Surfaces. 6oz POD Clear Penetrating Silane and Siloxane Professional Grade

  • Restore, protect and extend the life of any masonry horizontal or vertical surface with a high performance hydrophobic coating.
  • Does not alter surface appearance – does not leave a surface film, no sheen and will not yellow.
  • Use as a primer before painting to prohibit moisture transfer in the substrate or protect from stains such as oil, gas and anti-freeze.
  • 100% penetrating coating provides excellent resistance to water, salt spray, ice removal agents and wind driven rain.
  • Protects your investment with a ten year satisfaction and can be used anywhere in the country.

6. Interior/Exterior Brick Sealer

  • MASONRY SEALER – Works as Both an Interior Brick Sealer & Exterior Brick Sealer for All Masonry Walls.
  • CREATES AN ATTRACTIVE CLEAR, SATIN SHEEN – Doesn’t Change the Color of the Brick – Apply Multiple Coats for a Slightly Higher Sheen.
  • MAKES INTERIOR BRICK WALLS EASIER TO CLEAN – Creates a Washable Surface That Makes Interior Brick Much More Manageable.
  • MINIMIZES BRICK DUST ON INTERIOR WALLS – This Interior Brick Sealer Prevents Brick Dust From Constantly Falling On the Floor.
  • WATER-BASED MASONRY SEALANT – This Low Odor, Acrylic Sealer Is Easy to Apply With a Brush, Roller, or Airless Sprayer.

7. All Purpose Concrete

  • Clear, Waterproofing Protection for All Exterior, Porous Masonry & Concrete Surfaces Including Concrete, Brick, Natural Stone, Sandstone, Limestone, Cultured Stone (Stone Veneer/Manufactured Stone), Granite, and More.
  • Waterproofs and Protects Masonry & Concrete Surfaces from Water Damage & Freeze/Thaw Damage
  • 100% Breathable – Doesn’t Form a Film, Allows Trapped Moisture to Escape Which Prevents Pitting, Cracking & Delaminating.
  • Water-Based – Soap & Water Cleanup, Low Odor
  • 5 Year Warranty on Vertical Concrete & Masonry Surfaces

8. 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.

9. Rain Guard Water Sealers CR-0357 Micro-Seal Ready to USE Sealer Covering Up to 1500 Sq. Ft. on All Masonry Surfaces. 5 Gallon Clear Penetrating Silane and Siloxane Professional Grade Masonry Sealer

  • Masonry Sealer: The stone sealer restores, protects and extends the life of any masonry, horizontal or vertical surface with a high-performance hydrophobic coating.
  • Water-Based Concrete Sealer: Does not alter surface appearance and does not leave a surface film.
  • Sealant Spray: Use as a primer before painting to prohibit moisture transfer in the substrate or protect from stains such as oil, gas and anti-freeze.
  • Penetrating Concrete Sealer: 100% penetrating coating provides excellent resistance to water, salt spray, ice removal agents and wind driven rain.
  • RainGuard stone sealer protects your investment with a 10-year satisfaction and can be used anywhere in the country.

10. LastiSeal Brick & Concrete Sealer (2.5-gal) – Waterproofs and Strengthens Brick

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

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