... . economic price Compositionsilicone oilRecommended Applicationbasement,floor,wall,water box,toilet,bathroom,tunnel,roof,swimming pool,water tower,airport runway,cement road,dwarf,bridge ... or enviroment3. excellent and longlast water-proof,acid &alkali resistance, anticorrosion performanceWay of ApplicationSpray(use low pressure sprayer)Mixing Ratio1:10(water repellent:water) Water Repellent