Polyurethane Floors are an alternative to epoxy flooring. They can be either one-component (moisture curing) or two component when they cure as a result of mixing two components together. The most common forms of polyurethane flooring are : Roller and squeegee applied Floor Coatings. Clear coats used to protect surfaces from scratching. Varnishes for wooden floors , Thicker floors applied with a trowel at a thickness of 2-3 mm Cement based polyurethane floor often applied at thicknesses up to 1cm Compared to Epoxy Floors, they tend to be softer and have a higher elasticity.