Polymer-modified, cement-based waterproofing system designed to form a seamless flexible waterproofing layer on surfaces that may experience hairline cracking, vibration, expansion, or contraction. The two-component system combines 25kg of grey cement-based powder mortar (Component A) with 8kg of liquid polymer resin/emulsion (Component B), giving a total kit weight of 33kg. Suitable for waterproofing applications including terraces, balconies, swimming pools, water tanks, basements, and wet areas beneath tile or marble finishes, subject to the manufacturer’s application requirements. Manufactured by ISOMAT S.A. Follow the technical data sheet and application instructions for surface preparation, mixing, coverage, curing, and compatible uses.