Garage floors deal with constant wear from vehicles, moisture, dirt, and temperature changes. Over time, bare concrete can crack, stain, and become difficult to maintain. That’s why many homeowners are upgrading to a hybrid epoxy and polyurea-polyaspartic garage floor coating for better durability and long-term protection.
But before choosing a coating, it’s important to understand what a polyurea (and polyaspartic) is and why proper installation matters.
What Is a Polyurea?
A polyurea is a high-performance 2-part coating that cures very quickly and forms a strong bond with substrates, including concrete. You may have also heard the term “polyaspartic.” A polyaspartic is essentially a slower-curing version of a pure polyurea that allows installers more working time during application. (They still cure very quickly, just not as fast as pure polyureas). Most coatings marketed as “polyureas” are actually “polyaspartic” coatings.
What Are the Benefits?
A professionally installed garage floor coating that incorporates a polyurea (or polyaspartic) offers several advantages, including:
- UV stability that helps prevent yellowing
- Resistance to stains, chemicals, and abrasion
- Protection against hot tire pickup
- Low or no VOCs
- A durable, easy-to-clean finish
As such, these coatings are superb for use as clear top coats in garage floor coating systems.
Why Moisture Mitigation Matters
Unfortunately, as good as polyurea-polyaspartics are as clear top coats, they are lousy as direct-to-concrete base (primer) coats because they are not moisture mitigating. Why? Because polyurea-polyaspartics can only go down thinly and cure so quickly (under 1 hour) that they fail do deeply penetrate the concrete slab. As moisture vapor transmits upward through the porous concrete, it gets trapped under the coating forming a hydrostatic pressure. As the pressure pushes up against the wafer-thin, poorly penetrating polyurea-polyaspartic base layer, it tends to cause delamination (peeling) over time. Beware the “1-day” coatings that use polyurea-polyaspartics as their direct-to-concrete base layer.
That’s why our 2-day installation process that includes a moisture-mitigating epoxy primer is crucial. Garage Floor Coating Inland NW uses mechanical concrete grinding to prepare the concrete, followed by a thick, moisture-mitigating epoxy base layer. The epoxy slowly and deeply penetrates the concrete slab (we allow it to cure overnight, hence the 2-day install) creating a strong moisture vapor barrier that protects our systems from future moisture-related instrusion.
The installation continues with a full-broadcast decorative flake layer and ends with dual 100%-solids polyaspartic topcoats designed for long-term protection. The result is the thickest, most durable flooring on the market…with a waranty to match.
Upgrade Your Garage with a Polyurea Garage Floor Coating
Garage Floor Coating Inland NW installs hybrid epoxy and polyaspartic premium coating systems designed to resist peeling, wear, UV fading, impacts…and moisture-related failure. Contact our team today to learn more about installing a polyurea garage floor coating built for lasting durability.
Frequently Asked Questions
Q: What is the best garage floor coating?
A: The best garage floor coating is a multi-layer system that includes a moisture-mitigating epoxy primer, full broadcast flakes, and polyaspartic topcoats.
Q: How long should a garage floor coating last?
A: A professionally installed system can last decades, while thin coatings may fail within a few years.