Sika®-4a

Sika®-4A is a high-performance, fast-setting, cement-based, waterproofing compound designed for use in a wide range of applications. This product is commonly used for both vertical and horizontal surfaces and offers excellent resistance to water penetration, making it ideal for use in areas where water control is a priority. It is particularly effective for sealing cracks and joints, as well as creating protective waterproof barriers on concrete, masonry, and stone substrates.