This Mareva pack includes 5 kg bromine tablets and 5 L top 3 multi-action anti-algae. These 2 complementary products are essential for the good health of your pool. On the one hand, the use of tablets as a preventive or even curative treatment will allow you to disinfect your pool and eliminate germs and bacteria, in a progressive way than chlorinated treatments but just as effective. Thus your pool will be disinfected and disinfecting. These small tablets guarantee ease of use; the dosage is simple and practical, you just have to put them in your brominator. They are especially suitable for small pools and heated water over 27C. On the other hand, the top 3, with its triple action, can reduce the consumption of other products. It prevents the formation of algae, flocculates organic matter and prevents limescale deposits. An essential product for beautiful and healthy water. MAREVA specializes in the manufacture and design of treatment products and equipment for in-ground pools, above-ground pools, self-supporting pools and 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), a chlorine-free disinfectant. Advantages : MAREVA Bromine tablets - 5kg - 133401U : Specially adapted to small ponds Fast and efficient disinfection and oxidation Non-irritating Odorless Almost insensitive to pH variations UV resistant: no need to add a stabilizer to your water Compatible with all chlorine treatments, all types of filtration and all coatings MAREVA Top 3 Multi-Action Anti-Algae - 5 L - 150039U : Reinforces and prolongs the disinfecting action of chlorine Prevents the formation of algae Flocculates organic matter brought in by bathers or bad weather, which is then stopped on the filter Prevents lime deposits and rust stains from forming The TOP 3 formula is patented Features: Bromine tablets MAREVA - 5kg - 133401U : Disinfectant against germs and bacteria based on sea water 19 - 20g tablet To be put directly in the brominator Weight : 5 kg Ref. 133401U Top 3 multi-action algae remover MAREVA - 5 L - 150039U : Action : anti algae Composition : algaecides, polymerized ammonium chloride, copper sulfate and other active ingredients Capacity: 5 L Shelf life : 3 years Ref. 150039U Advice for the use of bromine tablets: For your treatment to be most effective, please clean your filter and set the pH to between 7.4 and 7.8. Caution: All equipment that has been in contact with bromine (brominator, filter basket etc.) cannot be reused with chlorine. Please read the instruction manual for proper use of this product; please note that biocidal products should be handled with care. Tips for using Top 3: Routine treatment: Pour 0.10 L per 10 m3 of water in front of the backflow (filtration on), every week, on a fixed day (e.g. Saturday) Curative anti-algae action: 0.5 L per 10 m3 of water, preferably after a shock treatment with REVATOP (1 liter per 10 m3). Caution: Space out the two treatments by 1 to 2 days. Incompatible with PHMB-based treatments (Revacil + type) Packaging : Pack MAREVA :1 x Bucket of MAREVA bromine tablets - 5kg - 133401U1 x Top 3 Multi-action algae killer MAREVA - 5 L - 150039Delivered in its original packaging