Epoxies are a much less permeable sealer. Unlike acrylics, an epoxy will not permit the concrete to emit vapor through the sealer. This is an important consideration when choosing to use an epoxy.

We tested the TotalBoat epoxy sealer on a concrete paver, but we didn’t expose it to the outdoor elements because this product is only for indoor use despite the word “boat” in its title.

Coval Polished Concrete sealer does not take away from the natural ... nanotechnology gives Coval the properties of a surface that is harder than epoxy, with glass-like properties, and is UV ...