High-quality slow-dissolving combination product with organic-based chlorine and an active chlorine content of 80%. The various active ingredients of the 20gr. multifunctional long-term tablet not only ensure water hygiene, but also prevent algae infestation and improve the effectiveness of the sand filter. The product is pH-neutral and thus ensures crystal-clear water quality. The different active ingredients complement each other optimally and thus keep approx. 10 m³ of swimming pool water in a visually and hygienically perfect condition. Always follow all label instructions. Always close BWT water care products securely and keep them away from children.