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Epoxy flooring generally offers stronger chemical resistance and design flexibility, while urethane flooring holds up better against extreme temperature swings, thermal shock, and frequent washdowns.

You’re considering installing a seamless flooring system in your facility, but you’ve heard about both epoxy and urethane formulations. Both seem to be durable and attractive, so you may be asking yourself, “Which one do I need?” In this post, we’ll help you understand the differences and guide you in the direction of the right flooring solution for your space.

Some resinous flooring products are offered in both epoxy and urethane solutions. Since both options are strong and long lasting, they can be used in many of the same industries. Epoxy and urethane floors both offer durability and low maintenance, but there are key differences to consider. Let’s discuss epoxy flooring systems first.

Epoxy flooring offers a durable, seamless, and chemical-resistant surface that can handle demanding industrial environments.

Both systems are seamless, durable, and easy to clean. The right one depends on your chemical exposure, temperature swings, and cleaning routine.

 

Factor

Epoxy Flooring

Urethane Flooring

Chemical resistance

Excellent resistance to acids, solvents, and cleaning chemicals

Strong resistance, with added flexibility under repeated chemical exposure

Temperature performance

Best suited to stable-temperature environments

Withstands thermal shock and cycling from washdowns, ovens, and freezers

Static control (ESD) options

Widely used, common in electronics and pharmaceutical cleanrooms

Available in select formulations

Typical industries

Manufacturing, aerospace, electronics, pharmaceutical processing

Food and beverage, commercial kitchens, healthcare

Example Stonhard systems

Stonclad GS

Stonclad UT, Stonshield UTS


Epoxy flooring is a poured-in-place resin system valued for chemical resistance, design flexibility, and durability under heavy traffic.

Epoxy floors are made from a combination of resins and hardeners to create the strong, durable material that essentially becomes a part of your structure when it is poured in place. Epoxy flooring systems provide durable, wear-resistant features that allow the floors to withstand harsh conditions under heavy traffic day after day. These seamless floors have the benefit of being easy to clean while offering a limitless range of possible colors and designs. Epoxy floors can also be offered in a number of finishes such as gloss, semi-gloss and matte, to meet aesthetic satisfaction or the requirements of your space.

Beyond a wide range of design options, including patterns, color blends, and custom logos, quality epoxy flooring systems will offer many performance benefits such as chemical resistance, which allow your floors to stand up to spills and harsh cleaning products. Some epoxy floors formulated for special areas feature conductive elements to provide static control for industries like electronics and pharmaceutical manufacturing where strict regulations must be met to ensure safety of personnel and protect products and equipment. Epoxy flooring systems are also highly effective and popular in auto dealerships, retail spaces, manufacturing plants, schools and colleges, and aerospace facilities.

Urethane flooring is a poured-in-place polymer system valued for temperature resistance, longevity, and low-VOC installation.

Urethane (also known as polyurethane) is a polymer that forms tight bonds, as is the case with urethane flooring when installed over concrete. Urethane floors are popular for longevity and for their design capabilities. Some urethane floors feature low VOC formulas to improve indoor air quality during installation. Seamless urethane floors are also known for being easy to clean. So how are they different from epoxy flooring systems?

Urethane floors are engineered to withstand extreme temperature changes in environments ranging from food processing to manufacturing and more.

Yes. Urethane flooring is engineered to withstand thermal shock and cycling, making it the stronger choice for washdown areas, freezers, and processing environments with rapid temperature changes.

A property unique to some urethane flooring systems is the ability to stand up to thermal shock and thermal cycling. Properties within urethane flooring systems allow them to withstand exposure to extreme temperatures and temperature changes due to processing, equipment, and high-temperature washdowns. It is for this reason that it is recommended for commercial kitchens and food and beverage facilities. In addition, urethane flooring systems can stand up to freezing temperatures in coolers and cold storage spaces. Yet, urethane floors are not only recommended for their excellent performance under varying temperatures. They’re also used in hospitals, schools and more.

Urethane flooring is naturally antimicrobial and noise-reducing, which is why it is a common choice for healthcare and education spaces.

Due to ergonomic, resilient, noise-reducing and stain-resistant properties, urethane flooring is also preferred for operating rooms, emergency rooms and trauma centers. Due to the seamless structure of the floors, urethane flooring systems are naturally antimicrobial, rendering a cleaner environment rid of bacteria, fungi, and molds as compared with traditional welded flooring systems or tile. Noise reduction and cleanability are equally important in educational environments, where they can also provide attractive design options.

The right choice comes down to your facility’s chemical exposure, temperature swings, and cleaning requirements.

Now that you understand the differing benefits of epoxy and urethane systems, making a decision can still be a challenge. A skilled resin flooring expert can guide you to the right choice for your facility, providing information about the manufactured product and installation process, as well as maintenance after install and warranty details. The floor you choose should be formulated for the conditions of your space, allowing your operation to run smoothly for many years.

Both are highly durable when installed correctly. Epoxy tends to hold up best under heavy chemical exposure and constant impact, while urethane holds up best under repeated temperature swings and thermal shock.

Yes. Many facilities use epoxy in areas with heavy chemical or impact exposure, such as manufacturing floors, and urethane in areas with temperature swings or frequent washdowns, such as commercial kitchens or processing rooms.

Epoxy flooring generally offers the strongest resistance to acids, solvents, and harsh cleaning chemicals. Urethane also resists chemicals well and adds more flexibility for facilities with frequent temperature changes on top of chemical exposure.

Stonhard is the unprecedented world leader in manufacturing and installing high-performance polymer floor, wall and lining systems. Stonhard maintains 300 territory managers and 200 application teams worldwide who will work with you on design specification, project management, final walk-through and service after the sale. Stonhard’s single-source warranty covers both products and installation. Contact us to learn more about our precision installation methods and specialized products.

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About The Author

Stephen Pattison Product Manager Industrial

Stephen Pattison

Global Linings Technical Manager

Steve Pattison is the Global Linings Technical Manager for Stonhard and has been with the organization since 2013. He helps manage the linings business globally and works closely with the Stonhard team throughout the world.

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