... can act as a wood, chipboard, paper, gypsum products waterproof material. This product is avirulent insipidity, no corrosion, no pollution, widely ... , immerse fiber board materials, such as brick building materials 2-3 hours, material itself to achieve the effect of waterproof. Mixed ... time :10days after payment or depend on your requirementContact us: high quality Silicone building waterproof agent