When you are working with oil-based paints, paint thinners can reduce the thickness of paints used in spray applicators. When it's time for clean up, it also helps to dissolve and remove paint on brushes, rollers, and spills on floors. On the other hand, your job might require the removal of paint. Paint removers strip and remove paints, varnishes, and other top-coat finishes from surfaces such as wood and metal. If you need to strengthen paint, we also carry an assortment of additives.