High-quality two-component polyurethane primer for the protection of surfaces with special requirements. It is suitable for the hull and topsides of boats. It forms the ideal base for a long-lasting system when combined with POLYGLOSS, TROPIKAL, ANTISKID, POOLGLOSS, MONOTRETEN. Due to its composition, it smooths the substrate by filling imperfections, has easy application, and quick drying. Ideal product for maritime or non-maritime use on wooden, polyester, or concrete surfaces for exterior and interior use.