Products for concrete and masonry


    Before/After Using SB 2305 on Union Trust Project in Pittsburgh

    SB 2305 Oxidation Stain Remover is designed to help reverse unwanted color changes in metal containing natural stone that are caused by improper cleaning or uneven weathering. Many types of sandstone and some limestone contain natural iron and iron oxide pigments that provide desirable coloration. Upon exposure to oxygen, water, acid cleaners and sunshine, the nature of the natural pigments can change and generally become darker shades or red and orange. In most cases the gradual weathering is welcomed and the b