Top Masonry Sealant

1-Gal. L3000 Concentrated Water-Based Lithium Silicate Densifier, Hardener, and Sealer for Concrete & Masonry

  • Elastic sealant designed for all types of joints and cracks where maximum depth of sealant will not exceed 1/2 in. (12.7mm).
  • PERFORMANCE: Suitable for vertical and horizontal joints. Can be used at 40°F (4°C). Capable of ±35 % joint movement. Can be painted with water-based, oil-based or rubber-based paints..
  • SUPPORTS: Ideal for: weatherproofing of joints, cracks and gaps in concrete, brickwork, blockwork, masonry, stucco and metal frame, joints in walls, floors, balconies, around window or door frames, expansion joints and roofing..
  • DURABILITY: Excellent resistance to aging and weathering. Durable, flexible with exceptional cut and tear resistance.
  • USES: Can be applied on green/new concrete 24 hours once harden and on concrete that has been wet 1 hour after water source has stopped. Crack filler.
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Tesa 4970 Double Sided White PVC Tape: 1 in. x 60 yds. (White),04970-09006-00

  • USE AS A GASKET: DoubleStick is sticky on both sides and is perfect for use as a gasket when installing windows and vents on RVs, mobile homes, steel buildings, etc..
  • TWIST INTO A ROPE: DoubleStick works when folded into a bead, as moldable sealant to fill gaps or holes, as gasket around wall penetrations, and on RV under belly to keep debris out.
  • SEALS SEAMS: Perfect for roofing membranes seam repair and seal, and bonds to many surfaces including EPDM, TPO, Hypalon, aluminum, galvanized steel, gypsum board, wood, many plastics, fiberglass, brick, concrete, and masonry.
  • CONVENIENT SELF SEALING: DoubleStick tape is a self-sealing sealant tape used to create a permanent, weather proof, conformable seal between two or more surfaces.
  • EASY TO USE: Simple and quick three-step instruction, using sticky tape with no trays or messy solvents to clean up after the project completion, and no other adhesive needed.
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Dap 18021 Concrete and Mortar Watertight Filler and Sealant - Gray 10.1-oz Cartridge 18096

  • Concrete and masonry filler & sealant - 132660.
  • Provides a weather-tight seal that stays flexible, prevents ice and water damage and resists cracking.
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POEMSEA 17 FT Butyl Sealant Rope - Butyl Tape Sealant Caulk for Headlights Windshield Window Daily Multipurpose -1/3' x 17'

  • ...tive (Cars, RVs, Boats) and around the house (Windows, Screen doors.)..
  • 【0.33 INCHx17 FEET】: Thick to 0.33 inch(8 mm) and 17 feet long. It can fill thicker gaps, and be flexible to flatten it out as thin as you want. Just make sure you clean any area before applying. Ideal for adhesion to metal, wood, glass, and masonry around your cars and house..
  • 【100% AFTERSALE GUARANTEE】: Please feel free to contact POEMSEA if any unexpected issues or not sure how to get your product to work properly. We always stand behind these products and are committed to providing responsive customer service. (reply within 1-12 hours)..
  • 【PLEASE NOTE】: The best-using temperature is -5℉ to 120℉(-20℃ to 49℃）. It gets stickier as it gets warmer. So please keep it away from sunshine, or if you are working in the colder temps a hairdryer or heat gun can be helpful in the coming winter..
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Great Stuff Insulation/Expanding Foam Smart Dispenser Pestblock - 6 Pack

  • This ready-to-use foam sealant expands up to 1" to take the shape of gaps, creating a long-lasting, airtight seal. Block out nuisances entering your home..
  • PUT FOAM WHERe THEY ROAM. Take on common areas where nuisances get in such as PVC pipe penetrations, around electrical cable lines, water faucet penetrations, attic hatch frames, rim joists, sill plates and more..
  • DISPENSE SMARTER. Securely thread the Reusable Smart Dispenser and leave attached to the can to seal projects for up to 30-days. Insulating foam stops as you stop for clean, easy, no-drip dispensing and increased precision with more control..
  • SPRAY ANYWHERe. Fill gaps and keep nuisances out with exceptional adhesion to building materials on both the interior and exterior of your home. Adheres to wood, metal, masonry, glass and most plastics..
  • VERSATILITY. Stop waiting around and keep the pace of your projects on target. This foam sealant dries tack-free in 20 minutes and cures rigid for trimming in 1 hour. Trim, sand, stain and paint for a truly GREAT finish to your DIY projects..
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FROTH-PAK 620 Sealant - 2 Component Foam Insulation Kit - A Tank, B Tank, 15' Hose - Closed Cell, Quick Cure, Polyurethane, Expanding Spray Foam

  • ...(51.7-cubic ft). Industry-leading and customizable dispensing system helps ensure consistent flow rate, on-ratio application and complete dispensing of product. Uses include roof and wall junctions, wall and attic, electrical, mechanical and plumbing penetrations in the building envelope, bonds to wood, rigid foam, masonry, metal, drywall and more..
  • QUICK CURING! Chemical curing allows 2 part polyurethane foam to be dispensed, expand, and become tack free in seconds. Will skin over in 30-40 seconds and be completely cured in under 1 minute..
  • GREAT VALUE KIT: FROTH-PAK 620 Sealant Kit comes packed with everything you will need. Each kit includes: 15 ft hose and INSTA-FLO Gun Dispenser & Hose Assembly, Cone Spray Anti-Crossover Nozzles (16 cone nozzles, 8 fan nozzles), 1 Wrench (5/8"), 1 Petroleum Jelly Packet (5 g), and 1 Operation Instruction Manual. Note: Hose and Accessories Included Inside of "A" Box..
  • SPECIAL NOTE: Signature required at the time of delivery..
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GREAT STUFF PRO Gaps and Cracks - 30oz Fireblock Foam Insulation Sealant, Pack of 12. Closed Cell, Polyurethane Expanding Spray Foam. Seals & Insulates Gaps Up to 3'. Applicator Gun, Cleaner Included

  • ... Gaps and Cracks is a gun-applied, expanding spray foam sealant for use all around the home. It is recognized as a fireblock sealant and is orange colored for easy recognition. The sealant is ideal for gaps and penetration up to 3" (75mm), expanding to form an airtight, water-resistant seal adhering to wood, metal, masonry, glass, and most plastics..
  • EASY TO USE! Pop the top off of the can, screw on the can onto the gun, open the gun's valve and you are good to go! If the can is not finished after the job is done, leave it on the can and close the valve until the next use. When it comes to the cleaner, however, remove the can from the gun after usage..
  • AWESOME VALUE KIT! Includes: 12 Cans of Great Stuff Pro Gaps and Cracks 30oz, 1 AWF 1000 Standard Pro Foam Gun, 2 Cans of Great Stuff Pro Cleaner 12oz..
  • GUARANTEED QUALITY! Not satisfied with the product? No worries, as we will offer you a full refund. Click the "Add to Cart" button now and fill those gaps and cracks!.
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POEMSEA Butyl Tape- 1 Inch 15 Feet Black Rubber Butyl Sealant Tape, Multi-Purpose Putty Tape, Waterproof Butyl Tape for RV, Headlights,Windshield, Window and Headlamps

  • ...otive (Cars, RVs, Boats) and around the house (Windows, Screen doors.)..
  • 【0.4 INCHx15 FEET】: Thick to 0.4 inch(10 mm) and 15 feet long. It can fill thicker gaps, and be flexible to flatten it out as thin as you want. Just make sure you clean any area before applying. Ideal for adhesion to metal, wood, glass, and masonry around your cars and house..
  • 【100% AFTERSALE GUARANTEE】: Please feel free to contact POEMSEA if any unexpected issues or not sure how to get your product to work properly. We always stand behind these products and are committed to providing responsive customer service. (reply within 1-12 hours)..
  • 【PLEASE NOTE】: The best-using temperature is -5℉ to 120℉(-20℃ to 49℃）. It gets stickier as it gets warmer. So please keep it away from sunshine, or if you are working in the colder temps a hairdryer or heat gun can be helpful in the coming winter..
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GREAT STUFF Big Gap Filler | Insulating Foam Sealant, 12 oz. – Cream (8 Pack)

  • ...oject a breeze and helps you deliver the right amount of insulating foam even in hard to reach spaces..
  • SPRAY ANYWHERe. Tackle a variety of projects with exceptional adhesion to building materials on both the interior and exterior of your home. Adheres to wood, metal, masonry, glass and most plastics..
  • QUICK-CURE. Stop waiting around and keep the pace of your projects on target. This foam sealant dries tack-free in 20 minutes and cures rigid for trimming in 1 hour. Trim, sand, stain and paint for a truly GREAT finish to your projects..
  • FILL MORE GAPS. Get the job done right the first time with this cost-effective bulk case of polyurethane foam crack filler from GREAT STUFF. Includes an 8-count of 12 oz. cans, each with dispensing straws to cover all your gaps and cracks..
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GREAT STUFF Big Gap Filler | Insulating Foam Sealant, 20 oz. – Cream (12 Pack)

  • BIG GAP FILLER. This expanding foam insulation fills, seals and insulates gaps up to 3". This ready-to-use sealant is specially formulated to take on common areas of energy loss such as rim joists/sill plates, plumbing, HVAC and other larger penetrations..
  • STRAW-APPLIED. Save time on your projects with this simple to use spray foam — the straw applicator makes any project a breeze and helps you deliver the right amount of insulating foam even in hard to reach spaces..
  • SPRAY ANYWHERe. Tackle a variety of projects with exceptional adhesion to building materials on both the interior and exterior of your home. Adheres to wood, metal, masonry, glass and most plastics..
  • QUICK-CURE. Stop waiting around and keep the pace of your projects on target. This foam sealant dries tack-free in 20 minutes and cures rigid for trimming in 1 hour. Trim, sand, stain and paint for a truly GREAT finish to your projects..
  • FILL MORE GAPS. Get the job done right the first time with this cost-effective bulk case of polyurethane foam crack filler from GREAT STUFF. Includes a 12-count of 20 oz. cans, each with dispensing straws to cover all your gaps and cracks..
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Rust-Oleum 247166 RockSolid Water-Based Concrete Sealer Spray 15 oz Gloss Clear

  • Seals and protects concrete/masonry surfaces for ultimate durability.
  • Penetrating water-based formula is easy to use and cleans with soap and water.
  • Dries to touch in 1 hour and covers 12-16 sq. ft. per can.
  • UV and weather resistant concrete sealant for use over RockSolid Concrete Stain or bare concrete.
  • Gloss clear finish provides a reflective coating on stone, concrete and more.
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GREAT STUFF Multipurpose Black Gap Filler | Insulating Foam Sealant, 12 oz. – Black (12 Pack)

  • MULTIPURPOSE BLACK FOAM. Specifically formulated to naturally blend in both indoor and outdoor environments, Multipurpose Black is a ready-to-use insulating gap filler that expands up to 1" inch, creating a long-lasting, airtight and water-resistant seal..
  • STRAW-APPLIED. Save time on your projects with this simple to use spray foam — the straw applicator makes any project a breeze and helps you deliver the right amount of insulating foam even in hard to reach spaces..
  • SPRAY ANYWHERe. Tackle a variety of projects with exceptional adhesion, both inside and out. Seal gaps in masonry, gas lines, landscaping, plumbing penetrations, vehicles, boats and much more. Adheres to wood, metal, masonry, glass and most plastics..
  • QUICK-CURE. Stop waiting around and keep the pace of your projects on target. This foam sealant dries tack-free in 20 minutes and cures rigid for trimming in 1 hour. Trim, sand, stain and paint for a truly GREAT finish to your projects..
  • FILL MORE GAPS. Get the job done right the first time with this cost-effective bulk case of polyurethane foam crack filler from GREAT STUFF. Includes a 12-count of 20 oz. cans, each with dispensing straws to cover all your gaps and cracks..
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