Costar 2K is a premium, two-component, flexible cementitious coating system designed to deliver superior waterproofing protection. It combines a polymer-modified powder (Component A – 20 kg) with a liquid synthetic resin polymer (Component B – 8 L) to form a tough-elastic, seamless, and watertight membrane.
Key Features & Benefits
Dual Protection: Suitable for both positive (water pressure side) and negative (opposite side) waterproofing applications.
Tough-Elastic Properties: Flexible enough to bridge micro-cracks and accommodate mild structural movement or thermal expansion.
High Adhesion: Excellent bonding to concrete, masonry, brickwork, and mortar surfaces.
Non-Toxic & Safe: Suitable for internal and external wet environments.
Easy Application: Simple two-part mix that can be easily brush- or spray-applied.