Adhesive zinc plates applied directly on the surface of structures for galvanic cathodic protection against the corrosion of steel reinforcement rods. TECHNICAL DATA: Thickness of plate: 0.25 mm. Height: 25 cm. Weight: 3.15 kg/m² ± 5%. Storage: 12 months. Application: external surfaces of concrete. Consumption: according to the density of steel reinforcement. Packaging: wooden boxes with 1 25 m x 25 cm wide rolls.