The Revaguard MAREVA Anti Pink Algae - 1L -150047U, is both an algaecide and a fungicide to treat your pool water against pink algae and white fungi. Marva specializes in the manufacture and design of treatment products and equipment for in-ground pools, above-ground and self-supporting pools or public pools. Today, it is one of the European leaders in pool treatment products and the second largest producer of P.H.M.B (PolyHexaMethyleneBiguanide) which is a chlorine-free disinfectant. Advantages: A fungicidal and algicidal product to treat your pool water against pink aglues and white fungi Compatible with all types of treatment. Specially designed to destroy the most resistant algae Compatible with all types of treatments Characteristics : Curative treatment Preventive treatment 0.6 L every 3 months for a dosage of 100 m. Capacity: 1 L Shelf life: 3 years Instructions for use : Brush the areas where the fungi have developed Apply a shock treatment with REVATOP (2 litres/10 m3) Leave the filtration system running continuously for 24 hours Put the REVAGUARD directly into the pool in front of the outlets Leave the filtration system running continuously for about 12 hours. Scrub again with a broom: the dead algae will come off Packaging : One Revaguard MAREVA Anti Pink Algae - 1L -150047ULivred in its original packaging