BrandList

Flex Seal Clear Waterproof Sealant (14 oz)

  • Clear, waterproof sealant for instant leak repair.
  • Dries to a flexible, rubberized coating.
  • Perfect for various surfaces and applications.
  • Paintable once dry to match any color.
  • Protects against corrosion and weather damage.
  • Lasts for years without sagging or peeling.
  • Ideal for arts, crafts, and DIY projects.

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Best Alternatives and Similar Products for Flex Seal Clear Waterproof Sealant (14 oz)

The best Hardware Sealers includes DAP Watertight Concrete Sealant [10.1 oz], ALIEN TAPE Liquid Sealant Spray [2 Pack], Granite Gold Water-Based Sealer [24 oz] and many others as mentioned below.

1

DAP Watertight Concrete Sealant [10.1 oz]

Best Product
  • Waterproof and weather-resistant formula for durability.
  • Flexible seal prevents ice and water damage.
  • Resists cracking for long-lasting protection.
  • Easy cleanup with soap and water before curing.
  • Manufactured in the United States for quality assurance.
  • Non-flammable, non-toxic solvent for safe application.
  • 10.1-ounce size for versatile use in projects.
  • Price Range: $8.78
  • Color: Gray

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    2

    ALIEN TAPE Liquid Sealant Spray [2 Pack]

    Best Product
  • Heavy-duty rubber formula for leak prevention.
  • Waterproof and air-tight sealing capabilities.
  • Easy to apply; no tools required.
  • Adheres to metal, plastic, wood, and concrete.
  • Ideal for repairs, DIY projects, and professional use.
  • Long-lasting protection against water and air leaks.
  • Dries clear for a seamless finish.
  • Price Range: $29.98
  • Material: Rubber

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    3

    Granite Gold Water-Based Sealer [24 oz]

    Best Product
  • Maximum protection against stains and etches.
  • Safe for all natural stone surfaces.
  • pH balanced, food-safe formula.
  • No strong odors, phosphates, or ammonia.
  • Designed for kitchen and bathroom use.
  • Made in the USA by stone care experts.
  • Use with Granite Gold Daily Cleaner for best results.
  • Price Range: $12.79
  • Material: Liquid

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    Alternatives

    4

    Gorilla Waterproof Sealant Spray [14 oz]

  • Seals out water, air, and moisture effectively.
  • Flexible rubberized coating prevents leaks and damage.
  • Paintable with latex and oil-based paints easily.
  • Controlled spray nozzle ensures clean application.
  • Self-leveling formula covers gaps and cracks smoothly.
  • Ideal for roofs, gutters, and DIY projects.
  • Temperature and UV resistant for durability.
  • Price Range: $14.94
  • Material: Rubber

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    5

    Gorilla Waterproof Sealant Spray [16 oz]

  • Seals out water, air, and moisture effectively.
  • Flexible rubberized coating for reliable sealing.
  • Easy-to-use controlled spray applicator nozzle.
  • Self-leveling for smooth coverage of gaps.
  • Temperature and UV resistant for durability.
  • Compatible with latex and oil-based paints.
  • Ideal for various DIY projects and repairs.
  • Price Range: $14.94
  • Material: Rubber

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    6

    Flex Seal Liquid [16 oz] Clear Rubber Sealant

  • Liquid rubber coating for versatile applications.
  • Seals out water, air, and moisture effectively.
  • UV resistant, prevents fading and deterioration.
  • Flexible formula adapts to any surface.
  • Easy application: brush, roll, dip, or pour.
  • Ideal for roofs, basements, and marine use.
  • Resistant to rust, corrosion, and chemicals.
  • Price Range: $17.99
  • Material: Rubber

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    7

    Gorilla Waterproof Caulk & Sealant [2-Pack]

  • 100% waterproof and durable silicone sealant.
  • Fast curing: water exposure in 30 minutes.
  • Mold and mildew resistant for long-lasting use.
  • Perfect for indoor and outdoor applications.
  • Won't yellow, shrink, or crack over time.
  • Ideal for windows, doors, and fixtures.
  • Available in convenient 2-pack squeeze tubes.
  • Price Range: $12.68
  • Color: White

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    Alternatives

    8

    Miracle Sealants 511 Impregnator Sealer

  • Advanced protection for various surfaces.
  • Weather-resistant formula for long-lasting results.
  • Safe for use in food preparation areas.
  • Superior coverage ensures efficient application.
  • Ideal for indoor and outdoor environments.
  • SCS Certified for environmental safety.
  • Easy to apply and dries clear.
  • Price Range: $30.68
  • Material: Water

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    Alternatives

    9

    Rectorseal Duct Seal Compound (1 lb)

  • Soft, non-toxic putty-type sealant compound.
  • Adheres to most clean and dry surfaces.
  • Reusable and hand-moldable for various applications.
  • Effective in temperatures from 25°F to 120°F.
  • Creates air and water tight seals.
  • Non-corrosive and safe for plastics and metals.
  • Ideal for HVAC/R, plumbing, and electrical tasks.
  • Price Range: $4.83
  • Size: ‎1 Pound (Pack of 1)
  • Material: Putty

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    10

    Flex Paste Waterproof Sealant Putty [Half-Quart]

  • Blocks air, locks in freshness for long-lasting seal.
  • Seals out air, water, and moisture effectively.
  • Can be applied and dries underwater efficiently.
  • Clings to surfaces, filling large gaps and cracks.
  • Fully paintable once cured for customization.
  • Excellent for various indoor and outdoor projects.
  • Made in the USA for quality assurance.
  • Price Range: $13.95
  • Size: ‎No Size
  • Material: Rubber

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    11

    Liquid Rubber Waterproof Sealant (1 Gallon)

  • Industrial strength bitumen formula for waterproofing.
  • Flexible coating for various surfaces and applications.
  • Over 950% elongation for superior durability.
  • Water-based, low VOCs, safe for indoor use.
  • Engineered for seamless waterproofing with accessories.
  • Trusted by professionals and DIY enthusiasts alike.
  • Premium adhesion to multiple building materials.
  • Price Range: $69.95
  • Color: Original Black
  • Material: Polymer

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    12

    DOMINATOR [10 lb] Polymeric Sand with Flex Technology

  • Revolutionary Ceramic Flex technology for durability.
  • Flexibility in joints from 1/8” to 4”.
  • Enhanced colors for beautiful paver surfaces.
  • Easy Pour Handle for better control.
  • Cement-free formula for quick installation.
  • Calculate coverage with DOMINATOR sand calculator.
  • Installation manual and video available online.
  • Price Range: $34.99
  • Color: Titanium Gray
  • Material: Polymeric Sand

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    13

    Weiman Granite & Stone Sealer Spray (24 oz)

  • Protects granite, quartz, marble, and tile surfaces.
  • Water-based formula, safe for your home.
  • Prevents stains from water and soil penetration.
  • Gentle, pH neutral, and ammonia-free solution.
  • Easy to apply with convenient spray bottle.
  • Regular sealing maintains surface beauty and durability.
  • Ideal for countertops, sinks, and floors.
  • Price Range: $24.00
  • Material: Polymer-based

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    14

    Miracle Sealants Grout Sealer [6 oz]

  • Convenient applicator bottle for easy usage.
  • Weather-resistant formula for durability.
  • Suitable for interior and exterior applications.
  • Safe and user-friendly sealing solution.
  • Covers 60 - 115 square feet per bottle.
  • Applicator tip ensures precise application.
  • Ideal for various grout types and colors.
  • Price Range: $9.67
  • Size: ‎6 oz
  • Material: Water

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    15

    SIKA Sikaflex-410 Asphalt Sealant (9 fl. oz.)

  • Self-leveling for easy application and finish.
  • Durable formula resists weathering and aging.
  • Effectively fills cracks in asphalt surfaces.
  • Fast skin time for quick project completion.
  • Ready-to-use cartridge fits standard caulk guns.
  • Optimal performance between 65°F and 75°F.
  • Black color blends seamlessly with asphalt surfaces.
  • Price Range: $12.45
  • Material: Polyurethane

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