Cofferdam steel quality equivalent to S355J2. Designed for installation in both void space and water tanks. Cofferdam dimensions: diameter 244.5 mm (requires 248.5 mm shell plate hole) and flange cover diameter 320 mm. Rod anode surface of mixed metal oxide (MMO) applied on pure titanium (Ti) base. 150 to 200 A nominal current output capacity. More than 15 years lifespan based on nominal current load. Anode dimension included PE holder: 2000 x 170 x 30 mm (LxWxH). Anode assembled by 8 x yard supplied M12x35 studbolts and 1 centred power connection. Insulation, clamp and clamp washers in POM material and rod anode holder of PE material. Total weight: 49 kg.