... quality 4. Delivery in time 5.ISO9001passed.. building water repellent specification Organo-silicone waterproofing agent(Methanesiliconic acid sodium salt ... , no corrosion, no pollution, widely used in level, inside and outside metope, ground, toilet, basement, warehouse waterproof ... will surface of cracks, with putty or epoxy resin processing, the deal with crack, with waterproof agent in surface ...