Control Underwater Primer 26030 Hempel Aluminium grey – – – – Copper 1 Sigmarine 530 PPG Redbrown 39.02 – 2.53 10–25 Copper 2 SeaForce 60 (spl) Jotun Red 31.6 1.5 – 10–25 Foul-release Silic One Hempel Black – – – – a 4,5-Dichloro-2-octyl-isothiazolone. The panels were ...