Maintain a pristine swimming pool or spa with ClearWater Chlorine Granules Pool Chemical. This 1kg pack provides a powerful sanitizing solution, generating active free chlorine to effectively eliminate harmful bacteria and microorganisms. The quick-dissolving granules ensure convenience and minimal impact on your water's pH balance, promoting optimal chemical balance for safe and enjoyable swimming. Ideal for regular pool maintenance. Pool sanitizer - swimming pool chemical - spa treatment - water purification - chlorine shock.