Commonly, using soapy h2o can help clear stains from Sandstone wall tiles. If the stains are harsh, use an answer of equal pieces drinking water and bleach. Apply or pour about the stains, leaving the solution for thirty minutes, and rinse with an influence washer or possibly a stiff brush. https://lanewqgvj.blogoxo.com/28525467/an-unbiased-view-of-sandstone-repairs-north-shore