Sikagard®-703 GroutSeal 

Water repellent impregnation for tiles joints and building surface
Sikagard®-703 GroutSeal is an low viscocity emulsion, ready to use, silane / siloxane combination based, water repellent impregnation design to deeply penetrate to any hairline cracks in tiles joints / concrete.
Product in aqueous phase with strong water repellent capability
Penetrate deeply into tiles joints / building surface to provide water resistance properties
Treatment is usually invisible not changing the substrate aspect
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