Single-component, moisture-curing polyurethane adhesive capable of creating water-resistant bonds between the following materials: metals, expanded polystyrene, fiber cement, polyester, phenolic laminates, etc. It is used in the manufacture of caravans, continuous wall panels, cold rooms, insulating panels and doors, etc. Can also be used as a moisture-curing polyurethane binder to agglomerate absorbent and non-absorbent materials of various kinds. Creates a moderately flexible, tough structure.