Nothing brings out the aesthetic qualities of concrete quite like a shiny urethane floor coating. Urethane can completely rejuvenate the appearance of an aging concrete floor, while protecting it from impacts, oils, dirt, and abrasion. And not only is urethane strong—under the right conditions, it can last for a decade or more.
Before a beautiful new urethane floor coating can be applied, the old concrete surface must be prepped. Otherwise, the coating will not bind to the floor evenly, and bubbles, cracks, or other problems could result. At times the coating will fail completely and begin to peel off within months or even weeks.
This is why proper concrete surface preparation before application is priority number one.
Here are the vital steps to prepare your old concrete floor so that the new urethane floor coating will look great and function as well as possible: