Jotun waterline cleaner

Powerful detergent based on hydrochloric acid, for cleaning the water line. Removes yellowing of gelcoat, seashells, barnacles and algae. Apply the product undiluted. Leave on for 2-5 minutes. Scrub if necessary with a scrub brush. Rinse thoroughly with fresh water. Wash with BoatWash and rinse thoroughly. The substrate is then treated with Gelcoat Cleaner and/or Hard Wax. 1L