Sika®-1 Waterproofer is an industry-leading, high quality liquid waterproofing admixture designed to create a waterproof barrier in concrete and masonry. This 5-litre container provides ample coverage for large projects, making it ideal for both professional and DIY applications. The Sika®-1 Waterproofer is easy to use, reliable, and offers outstanding resistance against water penetration. It can be integrated into your mix design for enhanced durability and protection, ensuring the longevity of your construction or refurbishment projects.