The Supraten Class Polistirol is a specialized adhesive-putty designed for the installation of polystyrene thermal insulation systems. This 25 kg high-strength cement mixture is enhanced with modified polymers, reinforcing fibers, and rheological agents to ensure a stable bond and a durable finish. It is suitable for both interior and exterior applications, where it is applied in a thickness of 3-5 mm to create a secure base for insulation boards. Certified under ISO 9001 standards, this material provides the structural reliability needed for energy-efficient building envelopes. It is a practical choice for contractors and homeowners who need a dependable solution for attaching and smoothing polystyrene panels on various wall surfaces.