Pure zinc anodes coated with a special conductive paste, for galvanic cathodic protection against corrosion of steel reinforcement in new structures and in structures requiring repair. TECHNICAL DATA: Mapeshield I 10 10/10 10/20 External surface: 100 x 50 mm ± 10% 100 x 50 mm ± 10% Height: 12 mm ± 10% 15 mm ± 10% Weight: 230 g ± 10% 320 g ± 10% Storage: 12 months. Application: directly on steel reinforcement. Consumption: according to the density of steel reinforcement. Packaging: boxes of 24 pieces. Mapeshield I 30 30/10 30/20 External surface: 300 x 50 mm ± 5% 300 x 50 mm ± 5% Height: 10 mm ± 10% 12 mm ± 10% Weight: 450 g ± 10% 570 g ± 10% Storage: 12 months. Application: directly on steel reinforcement. Consumption: according to the density of steel reinforcement. Packaging: boxes of 12 pieces.