Maintain a Healthy Pool and Spa with 10Kg Chlorine Tablets. These stabilised chlorine tablets are designed to keep your swimming pool or hot tub water crystal clear and safe. They effectively disinfect pool and spa water by eliminating harmful bacteria and organisms, ensuring a clean, hygienic, and healthy swimming and bathing environment. The slow-release formula means the tablets erode over 3-5 days for long-lasting application. They are easy to store and use, with included guidance to help you select the correct amount for your desired chlorine level. Maintain chlorine levels between 1-3 mg/litre (ppm) for pools and 3-5 mg/Litre (ppm) for hot tubs. Suitable for all hot tub spas and swimming pools.