UltraTech HI-FLEX Waterproofing Coat is a highly flexible, polymer-modified, cementitious waterproofing coating ideal for a wide range of applications. It forms a seamless, crack-bridging membrane that provides excellent adhesion and long-term waterproofing protection on concrete, masonry, and brick surfaces. Suitable for both positive and negative waterproofing applications. Available in 5 kg and 20 kg packs.