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The 8 Best urethane adhesives of 2025

Are you trying to find urethane adhesives among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling urethane adhesives on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 14 hours of research and did 16 urethane adhesives tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best urethane adhesives you can buy today

SaleNo. 1
Polyurethane Windshield Adhesive with Fast Curing Formula - High Bond Strength Window Sealant Compound - Easy to Apply Automotive Glass Glue - Windshield Sealant Black - Vehicle & RV Polyurethane Glue
  • Ultimate Bonding Strength –– A secure, permanent hold is one application away. This single-component glass repair glue sets the standard for optimal sealing and safety. This glass sealant meets the strength requirements set out by manufacturers for windshield replacement
  • Effortless Application –– Get the job done right the first time with this medium viscosity auto glass adhesive that can be loaded into any standard caulking gun. The non-sag properties ensure that the compound doesn't bleed for enhanced control
  • Rapid Results –– Add weather-resistant protection that lasts. Tackle your auto glass project today with this quick cure urethane adhesive compound. Use this windshield glue that delivers a secure hold that you can count on
  • For Every Auto Glass Project –– From convertibles to RVs, windshields to sidelights, this car window sealant has you covered. Suitable for interior or exterior use, apply this urethane window adhesive for any windshield or stationary glass attachment, including side and backlights
  • Complete Convenient Kit –– For professional mechanics to DIY enthusiasts, this set includes what you need to get the job done. This automotive glass adhesive kit comes with nitrile gloves for added personal protection and an application tip to make the process even easier
No. 2
Gorilla Original Gorilla Glue, Waterproof Polyurethane Glue, 8 Ounce Bottle, Brown, (Pack of 1)
  • ORIGINAL GORILLA GLUE: The water activated polyurethane formula expands into materials to form an incredibly strong bond to virtually anything
  • 100% WATERPROOF: Doesn't break down when exposed to outdoor elements
  • VERSATILE: Easily bonds wood, stone, metal, ceramic, foam, glass, concrete and much more
  • INCREDIBLY STRONG: Expands 3 times into the materials to form an incredibly strong bond
  • TEMPERATURE RESISTANT: Bond holds through hot and cold temperatures
  • 100% Waterproof: Doesn't break down when exposed to outdoor elements.
  • Incredibly Strong: Expands 3 times into the materials to form an incredibly strong bond.
  • Versatile: Easily bonds wood, stone, metal, ceramic, foam, glass, concrete and much more!
  • Temperature Resistant: Unaffected by hot and cold temperatures. Clamp Time 1-2 Hrs
  • MADE IN USA
SaleNo. 3
Aleene's Liquid Fusion Clear Urethane Adhesive, 4-Ounce, Package May Vary
  • Super strong hold
  • Waterproof - great for both indoor and outdoor projects
  • Dries crystal clear, colorless
  • Great for all craft projects including adhering rhinestones, gems, and embellishments with maximum hold.
  • Non-foaming and low odor
  • Dries in 25-30 minutes, fully cured for maximum hold in 24 hours
No. 4
[2 Pack] Polyurethane Windshield Adhesive with Fast Curing Formula - High Bond Strength Window Sealant Compound - Easy Automotive Glass Glue - Windshield Sealant Black - Vehicle & RV Polyurethane Glue
  • 2 Pack | Ultimate Bonding Strength –– A secure, permanent hold is one application away. This single-component glass repair glue sets the standard for optimal sealing and safety. This glass sealant meets the strength requirements set out by manufacturers for windshield replacement
  • Effortless Application –– Get the job done right the first time with this medium viscosity auto glass adhesive that can be loaded into any standard caulking gun. The non-sag properties ensure that the compound doesn't bleed for enhanced control
  • Rapid Results –– Add weather-resistant protection that lasts. Tackle your auto glass project today with this quick cure urethane adhesive compound. Use this windshield glue that delivers a secure hold that you can count on
  • For Every Auto Glass Project –– From convertibles to RVs, windshields to sidelights, this car window sealant has you covered. Suitable for interior or exterior use, apply this urethane window adhesive for any windshield or stationary glass attachment, including side and backlights
  • 2 Pack Complete Convenient Kit –– For professional mechanics to DIY enthusiasts, this set includes what you need to get the job done. This automotive glass adhesive kit comes with nitrile gloves for added personal protection and an application tip to make the process even easier
SaleNo. 5
3M Auto Glass Urethane Windshield Adhesive, 08693, Medium Viscosity, High-Strength, Fast-Curing, 310 mL/10.5 fl oz Cartridge , Black
  • CURES RAPIDLY: Fast-curing adhesive produces rapid results
  • EASY AND CLEAN APPLICATION: Formulated as a medium viscosity and non-sag adhesive for easy and clean application
  • RAPIDLY PRODUCES HIGH BOND STRENGTH: High bond strength designed for windshield bonding and stationary glass attachment
  • MEET REQUIREMENTS: Adhesive properties meet many application demands and strength requirements
No. 6
Gorilla Minis, Original Waterproof Polyurethane Glue, Four 3 Gram Tubes, Brown, (Pack of 1)
  • Incredibly strong and versatile; The leading multi-purpose waterproof glue
  • Best for tough repairs on dissimilar surfaces, both indoors and out
  • 100% Waterproof; Doesn't break down when exposed to outdoor elements
  • Versatile; Easily bonds wood, stone, metal, ceramic, foam, glass, concrete and much more!
  • Incredibly Strong: Expands 3 times into the materials to form an incredibly strong bond
No. 7
Sika Sikaflex-221 - Black - Multi-Purpose Polyurethane sealant/Adhesive - Creates Permanent Elastic Seal - Sandable/paintable - Non-Corrosive - 10.1 fl oz
  • VERSATILITY AND QUALITY IN ONE - Sometimes simply called Sika 221 black, this one-component urethane caulk bonds to a range of substrates, including metals, plastics, and metal primers and coatings
  • AGE RESISTANT - Formulated to resist the effects of aging to better perform at peak capacity no matter the conditions. Also resists elements such as seawater, diluted acids, and caustic solutions
  • READY TO USE - The Sikaflex black sealant comes in a handy cartridge that fits easily on an electric, pneumatic or manual application gun, making accurate placement of adhesive paste quick and easy
  • SAFE AND EFFECTIVE - Approved by the NSF for use in both drinking water systems and food production operations, so you can rest easy knowing there's no harmful level of chemicals
  • PERFECT FOR INTERNAL SEALS AND BONDING - Use it for permanent seals that you can rely on. The paste also bonds to ceramic materials and cures quickly upon exposure to atmospheric moisture
SaleNo. 8
3M Scotch-Weld Composite Urethane Adhesive DP6310NS Green, 48.5 mL Duo-Pak
  • Two part urethane paste delivers outstanding strength and performance
  • Non-sag formulation resists running and slumping of adhesive
  • Primerless to most surfaces
  • 10 minute open time
  • Ability to bond most composites and dissimilar substrates
SaleNo. 9
Auto Glass Sealant Windshield Urethane Glue Sikaflex P2G Primerless Adhesive x 2
  • Professional Caulk Gun 26-1 Thrust or better required to dispense this product. Wide Nozzle, does not fit in box store silicone caulking guns.
  • Sika P2G Primerless Urethane 2 pack 10.1oz / 300ml - 2 Nozzles/Tips
  • Professional use product, knowledge of this product and application is required
  • If body of vehicle (pinchweld) is scratched or freshly painted the Primer Sika 207 is required for adhesion to body and to avoid rust
  • 6 Hour SDAT, One Component, Short Cut-Off String, High Viscosity
SaleNo. 10
E6000 High Viscosity Adhesive, 3.7 Fluid Ounces, 1 Pack, Clear, 3 Fl OZ
  • Tough – 2x stronger and 60x more flex than polyurethane ; Non-flammable once cured, temperature resistant – unaffected by extreme heat or cold once cured
  • Chemical resistant – safe for applications exposed to dilute acids and dilute caustics ; Waterproof – can be submerged in fresh and salt water after complete cure
  • Paintable – paint to match surrounding area to make uv-resistant, flexible – excellent for bonding items subject to vibration ; Industrial strength, non-flammable adhesive that provides versatility not found in silicones and rubber cements
  • Safe for applications exposed to dilute acids and dilute caustics ; Maintains a flexible bond in cold temperatures and may be used to bond items subject to vibration
  • Exceptional adhesion to wood, metal, glass, fiberglass, ceramics, masonry and concrete.
No. 11
Gorilla Glue Clear Gel, 1.75fl.oz. Tube, (Pack of 1)
  • No Run, Control Gel
  • Dries Crystal Clear
  • Easy to Squeeze
  • Incredibly Strong and Durable
  • Bonds Virtually Everything: Wood, Stone, Metal, Ceramic, Foam, Glass & More!
No. 12
3M Scotch-Weld Urethane Adhesive DP620NS Black, 50 mL (Pack of 1)
  • For industrial/occupational use only. Not for consumer sale or use
  • For industrial/occupational use only. Not for consumer sale or use
  • For industrial/occupational use only. Not for consumer sale or use
  • For industrial/occupational use only. Not for consumer sale or use
  • For industrial/occupational use only. Not for consumer sale or use
No. 13
FORTIVO Polyurethane Windshield Adhesive - Quick Curing & Weather Resistant Auto Glass Adhesive, Vertical & Overhead Application, Windshield Repair Kit with Gloves, Applicator Tip & Cartridge - 310ml
  • Specialized Polyurethane Formula: This windshield adhesive provides a quick-curing, robust bond that eliminates drips & mess. Its non-sagging properties make it suitable for vertical & overhead applications.
  • Superior Bonding Strength: Our high-quality polyurethane adhesive ensures a strong hold, absorbing impacts and vibrations to keep your windshield secure, crack-free, & leak-proof even in tough conditions.
  • All-Weather Auto Glass Adhesive: This windshield repair adhesive maintains its grip in both high and low temperatures, providing a watertight seal for protection against moisture and rain.
  • Easy Application, No Primer Needed: Our polyurethane windshield adhesive comes in a 310ml cartridge compatible with standard caulking guns. Ready to use and includes gloves and an applicator tip.
  • Multipurpose Automotive Adhesive: Capable of bonding various parts of vehicles including glass edges, backlights, and sidelights; suitable for cars, trucks, and RVs.
No. 14
HAOXAOON Polyurethane Windshield Adhesive Sealant - High Bond Strength Auto Glass Sealant Windshield Sealant, 10.5 fl oz,Black
  • Must Have for Auto Glass Project - A windshield glue designed for windshield and stationary glass attachment.It also work with the sidelights and headlights of the vehicle.For interior or exterior use.
  • High Flexible and Durable For Automotive Glass - a windshield adhesive that can absorb that flex so that the glass doesn’t break.
  • High Bonding Strength - Exceeds OEM strengths.Car window sealant has strong holding power create a permanent bond between the glass and the frame of the car.
  • Weather-resistant - Last for long.This automotive glass adhesive withstand the heat and changing environment easily.
  • Easy to Use - Fast cure time.This glass sealant is a single component formula urethane adhesive that requires no mixing, can be applied under wet conditions.For best results,use it at a temperature of 40˚F (4.4˚C) and above.Apply single-step primer to bare metal before use this windshield Adhesive and apply required cleaning.
No. 15
Sika SikaFlex P2G+ Auto Glass Urethane, Adhesive Sealant (Sika P2G+ Cartridge (300ml), 10, Count)
  • Sika P2G+ - 3 Hour Minimum Drive Away Time, Can be used for non-conductive applications
  • This Product Requires a 26 to 1 Thrust Ratio Professional Type Caulk Gun to Dispense or Better
  • Buyer Note: This product is a professional use item and should only be used by Certified Auto Glass Technicians
  • 15 minute working time - 3 Hour drive away time in temperatures as low as 40 degrees F
  • Sika P2G Plus is a primerless urethane to glass frit band only. On bare metal or freshly painted surfaced, the use of Sika 207 primer is required for proper adhesion.
SaleNo. 16
3M 08609 Window-Weld Super Fast Urethane Black Cartridge - 10.5 fl oz.
  • FORMULATED FOR CONVENIENCE: A medium viscosity single component moisture curing urethane adhesive
  • SECURELY BONDS: Bonds replacement auto glass to car bodies. Thick bondline may allow some non-structural body panel applications.
  • PERMANENT BOND: Strong-gripping power offers a permanent bond
  • YOUR CHOICE: Adhesive can be applied with either a manual or powered caulking gun. Use with 3M Professional Caulking Gun 08993
  • FIT TYPE: Universal
SaleNo. 17
SIKA SikaBond Construction Adhesive - Gray, Advanced Polyurethane for Outdoor Use - Waterproof & Water Immersible, 29 fl. oz - Strong, Non-Corrosive, Fast Curing (Pack of 6)
  • STRONG AND SECURE BONDING — This Sika construction adhesive is ideal for a wide range of outdoor applications, maintaining a permanent elasticity that helps prevent cracking despite seasonal weather
  • NON-CORROSIVE AND FAST CURING — You'll be able to complete your project even faster with an accelerated cure time. And because it's non-corrosive, it's easy to work with
  • PROFESSIONAL QUALITY AND DIY VERSATILITY — Use your polyurethane glue on a wide array of surfaces, including all cement-based material, wood, metal, glass, brick, and ceramic
  • DURABLE AND FLEXIBLE — Waterproof and water immersible, it stands up to the effects of weathering, so you'll enjoy long-lasting performance. Sika pro also resists diluted acids and alkalis
  • SIMPLE APPLICATION — Your Sika adhesive comes in an 858 ml cartridge that connects easily to a pneumatic, electric, or hand-operated application gun. Simply cut the nozzle tip and you're ready to go
No. 18
J-B Weld 50139 Plastic Bonder Body Panel Adhesive and Gap Filler Syringe - Black - 25 ml
  • Plasticbonder: Is A Quick-Set, 2 Part, Urethane Adhesive System That Provides Strong, Lasting Repairs And Works On Thermoset, Carbon Fiber Composites, Thermoplastics, Coated Metals, Concrete & More.
  • Count On Us: For More Than 40 Years, Our Products Have Earned A Loyal Following From People Who Take Pride In Their Work. With Each Product We Innovate, We Continue To Provide The World'S Strongest Bond For Your Projects.
  • Simple To Use: J-B Plasticbonder Has A 1:1 Mixing Ratio, Sets In 15 Minutes And Can Be Sanded After 30 Minutes. With A Tensile Strength Of 3770 Psi, Plasticbonder Cures To A Hard, Permanent Bond.
  • Versatile And Dependable: Perfect For Indoor Or Outdoor Use, Epoxy & Adhesives, Plastic, Composite, Pvc, And More. Plastic Bonder Makes A Great Gap Filler And Dries Black In Color.
No. 19
One Step Primer - Ideal for Windshield Replacement - Promotes Adhesion of Urethan Adhesive/Sealants - UV Resistant - Fast Drying, No Activator - Incl. 2 Daubers and Gloves - Black - 30 mL / 1 fl oz
  • Ideal for Windshield Replacement - Our one step primer is perfect for anyone looking to replace a windshield. This single step product is specifically designed to promote adhesion of urethane sealants and adhesives to all automotive glass applications, including windshields. Comes with 2 daubers and a pair of gloves for installation
  • Highly UV Resistant - Highly UV resistant, this one step primer helps preserve and protect urethanes, increasing the lifespan of windshield installations. It can also be utilized as a blackout primer to protect against the damage and weakening that UV rays can cause
  • Quick Dry, No Activator Needed - This product is a one-part, single step primer that dries quickly and needs no activator. Best applied with included urethane primer daubers. Cures and dries in 10 minutes
  • Inhibits Corrosion on Pinchwelds and More - In addition to its applications for auto glass, our one-part primer is perfect for touching up minor scratches on pinchwelds to prevent corrosion and can also be used when priming encapsulated glass and other PVC/encapsulated parts. Also works with PAAS windshield systems
  • Brand Name Quality at a Great Value - Our Berkland One Step Primer offers the same quality as the major brand names (based on in-house testing) at a much more affordable price. Compare to PN 08681 and 08682
No. 20
21 OZ (600g) Jaysuing Invisible Waterproof Agent Set, Liquid Waterproof Sealant, Waterproof Insulating Sealant, Transparent Waterproof Coating, Transparent Waterproof Adhesive
  • 【Practical and High-Quality]】:The liquid waterproof sealant/coating is water-based. Multiple overlapping layers create a permanent bond. The Invisible Waterproof Adhesive forms a thin film that provides insulation against air, water, and moisture. It ensures long-lasting, durable, and weather-resistant roof waterproofing. By utilizing the transparent repair leak waterproof adhesive, you can establish a long-term protective film, offering time, cost, and labor savings.
  • 【Convenient to Use Transparent Waterproof Adhesive】: Before use, ensure thorough mixing of the Invisible Waterproof Adhesive. It can be applied by brushing, rolling, wiping, dipping, or pouring. You can dip a brush for application, use a roller for spreading, or pour and spread it evenly. The liquid waterproof sealant adheres uniformly, and its self-leveling formula smoothly covers and penetrates small gaps and cracks, providing effective sealing.
  • 【Long-lasting effect】: With a quick-drying ingredients for easy plaster, repair, and seal. Waterproof sealant and it features a powerful solution with a long-lasting effect. A waterproof layer can be formed after 24-48 hours, and the waterproof layer will become stronger over time.
  • 【Wide application】: Suitable for flat roofs, sloped roofs, rooftops, exterior wall cracks, foundations, sheds, basements, metal, wood, concrete, gutters, skylights, chimneys, PVC pipe joints, windows, RVs, exterior wall pipelines, sealing pipe leaks, walls, corners, toilet leaks, substrate joints, roofs, swimming pools, bathrooms, and more.
  • 【Invisible Waterproof Agent Tip】:This sealant spray will not sag or drip under high temperature in summer. waterproof sealant Will not crack or flake in the cold winter, Extended periods of rainy and humid weather, combined with lower temperatures, can result in a longer curing time for the waterproof adhesive. To ensure optimal results, we recommend choosing clear weather conditions and relatively dry operating environments before and after applying the waterproof adhesive.

How to choose a good urethane adhesives

Does the idea of finding a fantastic urethane adhesives make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in urethane adhesives. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top urethane adhesives products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top urethane adhesives on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top urethane adhesives brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top urethane adhesives based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the urethane adhesives were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good urethane adhesives, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your urethane adhesives.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting urethane adhesives for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our urethane adhesives. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what urethane adhesives should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on urethane adhesives.