An alternative choice to Hardwood Floor Refinishing. When buying a hardwood floor, plenty of attention is given to what kind of flooring materials, colour, finish and a variety of other elements of hardwood floors along with their effect on your home. Hardly any guidance are given about how to correctly take care of your hardwood floors once they are installed. Hardwood floors are treated with a polyurethane sealant giving wood floor surfaces their sheen, protection and also overall longevity. The finish of the floor will last around three years, Gradually, the floors will start to dull. It is because very small dust are constantly being ground into the finish.