Best Exterior Masonry Sealer in 2022 [*Top Picks*]

3595 Reviews Scanned

• Bestseller #1

  All Purpose Concrete, Brick & Stone Sealer, Clear Penetrating Water Sealant for Porous, Exterior, Brick, Concrete, Stone, Cultured Stone, Sandstone, Limestone & Granite Siloxane Sealer, 1 Gallon (12715)

  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

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• Bestseller #1

  Chimney Brick Sealer, Clear Water-Based Siloxane Sealer - Breathable Waterproofer for All Exterior, Vertical Masonry Surfaces, 1 gal (12715)

  CLEAR PROTECTION – Provides a long-lasting, non-glossy invisible coat to masonry surfaces. Will never leave any residue or alter the color or appearance of your brick chimney, stone chimney, or other type of masonry chimney. Masonry waterproofer that will last for up to 5 years WATER SEALANT – Water-based, siloxane penetrating brick sealer that bonds with the minerals in masonry to provide with you long-lasting water protection. The breathable sealer causes the water to bead instead of seeping into the brick pores, causing chimney leaks POWERFUL CHIMNEY SEALER – Keep your chimney leak free and protect it or other masonry surfaces from spalling, flaking, or cracking. Best suited to protect against freeze thaw damage, and white efflorescence. 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. Use a low-pressure pump-up garden sprayer to evenly coat your chimney. 1 gallon will give 90-150 sq.ft. of coverage 5 YEAR WARRANTY – MasonryDefender offers a 5 Year Limited Warranty on Vertical Masonry Surfaces

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• Bestseller #1

  LastiSeal Brick & Concrete Sealer (2.5-gal) - Waterproofs and Strengthens Brick, Concrete, & Porous Masonry - 15-Year Service Life. Deep-Penetrating, Paintable, Natural Finish, No Slip, Indoor/Outdoor (57)

  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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