Top Polyurethane Sealant Reviews

Gorilla White Waterproof Polyurethane Glue, 2 ounce Bottle, White, (Pack of 3)

  • High quality, non-sag sealant that can be painted and sanded.
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Sikaflex 221 Black Multi-Purpose One Component Polyurethane Sealant/Adhesive - Case of 24 Cartridges

  • Quantity: 24 - 10.3 fluid ounce cartridges.
  • High quality, non-sag sealant that can be painted and sanded.
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3M 05206 Marine Adhesive/Sealant 5200, White / 1 oz.

  • 3M Marine Adhesive Sealant 5200 is extremely strong, retains its strength above or below water line.
  • Has excellent resistance to weathering and salt water.
  • High performance polyurethane adhesive/sealant becomes tack-free in 48 hours, cures completely in 5-7 days.
  • Strong seal retains strength above or below the water line.
  • Excellent resistence to weathering and saltwater.
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SIKA Sikaflex 292i Marine Structural Bonding Compnent 10.3oz(300ml) Cartridge - White

  • Premium-grade polyurethane sealant used to seal horizontal expansion joints in concrete and cementitious slabs..
  • PERFORFMANCE: Self-leveling, pourable with permanently elastic and can be painted with water-based, oil-based or rubber-based paints..
  • SUPPORTS: Excellent adhesion on concrete and cementitious slabs..
  • DURABILITY: High durability and resistant to ageing and weathering..
  • Ready-to-use premium quality sealant with elastic technology allowing for crack movement.
  • PERFORMANCE: Self-leveling, waterproof and textured to be blended with concrete surface..
  • SUPPORTS: Concrete and cementitious slabs, such as: driveways, garages, sidewalks, balconies, pavements, terraces, decks, walkways, steps..
  • DURABILITY: Resists aging and weathering..
  • Sika Backer Rod is inserted into a joint to control sealant depth and to prevent 3 sided adhesion.
  • DURABILITY: Good temperature resistance and will not absorb water..
  • PERFORMANCE: Partially fills deep cracks before sealant application. Oil and most other solvents resistant..
  • SUPPORTS: Ideal for glazing installations, expansion joints, window and door perimeters, copings, and pavement joints..
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Dap 18814 12 Pack 10.1 oz. Premium Polyurethane Construction Adhesive Sealant, Gray

  • Dap Premium Polyurethane Construction Adhesive Sealant is a one-part, moisturecuring, non-sag elastomeric commercial-grade sealant.
  • It is specifically formulated to provide a long-lasting, durable seal when filling exterior gaps, joints and cracks.
  • This high-performance sealant offers superior adhesion to most substrates and remains flexible to withstand up to 70% total joint movement when installed into a properly prepared joint.
  • Exceptional cut and tear resistance. Handles foot & vehicle traffic and may be used above or below waterline (including potable water applications).
  • Ideal for use on window and door perimeters, horizontal & vertical joints, aluminum, vinyl or fiber-cement siding, siding corner joints, expansion and control joints, pre-cast panels, fascia, tuck pointing, ducts, vents, skylights, common roofing detail applications, foundations, chimneys and flashing, eaves, downspouts.
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3M Scotch-Weld Urethane Adhesive 3535, Off-White, Part B/A, 2 fl oz kit

  • 3M 590 Polyurethane Glass Adhesive Sealant is a one-part, high-viscosity polyurethane sealant intended for use in structural glass bonding and window glazing applications in automobiles..
  • The high-viscosity formula was specifically designed to meet the unique demands of structural glass bonding. It maintains flexibility after being cured, is crack resistant, and expands/contracts with the surrounding temperature, resulting in a bond that is long-lasting and is resistant to the elements and vibration fatigue..
  • A 25 to 40 minute skin time provides ample opportunity to complete installation and a 3-hour drive away time will ensure unnecessary space isn’t taken up in your shop by completed projects..
  • The versatile formula can also be used to bond a variety of substrates such as glass, acrylic, polycarbonate, and many more materials. Perfect for applications such as structural windshield installations, PMMA windshield applications, hard-to-bond polycarbonates/acrylics, and installing flush mounted glass for marine or automotive use..
  • Drive-Away Time: 3 hours. Skin Time: 25 to 40 minutes. Requires a manual or pneumatic applicator for use..
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3M Polyurethane Sealant 540, Gray, 310 mL Cartridge

  • Polyurethane Seam Sealer/Adhesive Compound is a one component, moisture-cure sealant designed exclusively for automotive uses..
  • This product cures under the effect of atmospheric humidity to form a permanently flexible and resistant joint..
  • This product is a high quality elastomeric sealant formulated to combine high flexibility with high ultimate strength, permanent bonds and long service life..
  • This product provides excellent adhesion to a wide variety of substrates and comes in an easy to use, non-sag consistency suitable for easy application with a standard caulking gun in both horizontal and vertical automotive joints..
  • Easy application, ready to use, no mixing required.
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Akfix P635 Polyurethane Gray Sealant Construction - Paintable Gap Filler for Garage&Driveway, Excellent Caulking for Wood, Brick, Ceramic, Glass & Cement-Based Materials | 1- Pack, 10.48 Oz Cartridge

  • 【Premium Durability】Our gray polyurethane sealant is an excellent general-purpose sealant designed for use in precast, masonry, window frame perimeters, and similar types of construction joints..
  • 【High Performance】 No surface tackiness after full cure. Low in VOC and meets stringent state and federal regulatory requirements..
  • 【Elastic & Paintable】P635 PU Sealant is a flexible and paintable caulk that offers excellent performance on common construction surfaces with 25 % movement capability..
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TOUCH `N FOAM 4001012412 Home Seal Minimum Expanding Foam, 12 OZ, Light Brown

  • BLOCK TINY INTERLOPERS! Are small intruders getting into your home through various nooks and cracks? Great Stuff Smart Dispenser Polyurethane Foam Sealant expands to form a long-lasting, airtight and water-resistant barrier that blocks invaders from entering the home while boosting energy efficiency. Great Stuff Smart Dispenser is reusable for up to 30 days for interiors and exteriors..
  • INSULATING FOAM SEALANT! Great Stuff Smart Dispenser is an insulating foam sealant that expands up to 1 inch to take the shape of gaps. Copper mesh used along with this Smart Dispenser makes entry even more difficult for little creatures entering your home through pipes, hole or cracks..
  • EASY TO USE! Thread the Smart Dispenser onto the valve until it is secure, ensuring there is no gap between the dispenser and the valve. Do not unwind the dispenser after you have started using it. Let up on the trigger slowly to release pressure in the straw and prevent spurts during the next use and to achieve the most consistent bead. Stuff the copper mesh into the opening and cover the mesh with sealant. The bitterant in the foam and copper mesh prevent anything from chewing through..
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Enerfoam 30oz Sealant - Fireblock Rated, Polyurethane Expanding Foam Sealant. Gaps and Cracks Filler. Water Resistant, Closed Cell, Spray Foam Insulation. Pack of 12. Applicator Gun Not Included

  • GREAT STUFF PRO FIREBLOCK! Dow Enerfoam Professional Foam Sealant is a one component, flexible polyurethane minimal expanding, flexible polyurethane closed cell spray foam used for adhering insulated concrete forms, architectural foam and drywall, and sealing cracks and voids such as pipe penetrations. The foam expands only enough to generate an effective seal, retaining elasticity as the structure expands and compresses..
  • INSULATING FOAM SEALANT! Dow Enerfoam is designed to form a durable, airtight, water resistant bond to common building substrates such as wood, brick, concrete, foam board and most plastics. Its foam skin deflects water, which can help reduce the potential for moisture damage to wood substrates. In the U.S., Enerfoam is also recognized as a fireblock, which means it resists the free passage of flames to other areas of the building through concealed spaces..
  • 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 a....
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3M Marine Adhesive Sealant 5200 - Permanent Bonding and Sealing for Boats and Marine Applications - Black - 3 Ounces

  • Easy to apply – One-part adhesive sealant requires no mixing, cures completely in 5-7 days.
  • Use what the pros use – Extremely strong adhesive sealant retains strength above or below waterline.
  • Tough, flexible bonds – Stays flexible, retaining strong bonds even during vibration, structural movement, swelling, shrinking or shock.
  • Bonds permanently – Ideal for sealing, bonding and attaching on the interiors of boats or on exteriors where shielded from the sun.
  • Long lasting formula – Tough polyurethane polymer resists weathering and salt water.
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Lupo Heavy Duty Liquid Vinyl Repair Patch | Vinyl Repair Adhesive Sealant | for Inflatable Kayaks, Canoes, Boats, Air Beds, Tents, Swimming Pools & Hot Tubs (1 fl. oz).

  • PROFESSIONAL STRENGTH: Liquid vinyl repair patch engineered with our market leading high-strength formula for heavy duty use. A form of liquid PVC adhesive sealant designed for repairing products made from PVC (polyvinyl chloride), polyurethane and rubberized fabrics..
  • ULTRA DURABLE: Once fully dried the liquid vinyl repair adhesive sealant creates a robust, flexible and long-lasting repair that is fully resistant to UV, temperature and both salt and freshwater..
  • WATER RESISTANT: Engineered to be fully waterproof and fix punctures and tears with a 100% water-resistant air tight seal. Making it perfect for repairing inflatable kayaks, canoes, boats, swimming pools, hot tubs, pool toys, tents and more..
  • QUICK AND EASY REPAIR : Repair tears, rips, cracks and leaks within four simple and easy to follow steps. No need for additional vinyl patches or professional assistance..
  • UNIVERSAL REPAIR: Works on all products made from PVC (polyvinyl chloride), polyurethane and rubberised fabrics such as inflatable kayaks, canoes, boats, swimming pools, hot tubs and tents etc..
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Preserva Wood 1 Gal. 100 VOC Transparent Oil Based Redwood Exterior Stain

  • WATER-BASED POLYURETHANE WOOD FINISH: Our sealant provides top-notch protection against wear and tear in high traffic areas. It's odorless and ideal for use on wood siding, log homes, swing sets, outdoor furniture, wooden deck and fence, and more..
  • WOOD SEALANT: Unlike many sealers that only form a topcoat, our protector penetrates below the surface to create a long-lasting, water-resistant shield around the wood..
  • FLOOR SEALER APPLICATOR: Our premium gloss is ultra-low VOC and great for enhancing the extended life of your exterior flooring. The sealant can be safely applied around your home, landscaping, vegetation, or over any water area..
  • WATERPROOF SEALER: Ditch the oil-based sealers and choose a UV-stable coating option. Our fast-drying liquid creates a flexible, breathable barrier and provides a no-fuss, easy clean-up with soap and water, as it allows the wood to grey naturally..
  • SEAL-ONCE: Our user-friendly wood sealers and stains are an effective way to protect your lumber or concrete against water damage. When you use Seal-Once, you have the satisfaction of knowing our products will not harm pets, plants, or people..
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