Whether the surface in question is concrete, pavers, a tile roof, stone, or many other options, Splash Proof can provide a hydrophobic layer which will reduce the growth of mold and mildew for years!
applied to concrete, pavers, tile roof, stone
"Splash Proof is a nanotechnology coating that is solvent-based or water based, penetrating, V.O.C. compliant, water repellent which contains a proprietary modified siloxane." - retreived on 4/10/18 from https://splashproofamerica.com/our-product/
unable to locate SDS online