Bestway Clearwater 5 kg Chlorine Granules are the essential swimming pool chemical for keeping your pool or spa looking clean and clear on a day to day basis. Chlorine is a vitally important chemical when it comes to keeping water clean and hygienic. It is the most effective way of ensuring that nasty bacteria doesn't begin to form in your swimming pool. Granular chlorine has a long shelf life which makes this 5 kg tub a cost effective way to buy your pool chemicals. The easy to use tub container makes it easy to measure out exactly the right amount of granules required.If water temperature exceeds 20 degree Celsius then the recommended level of swimming pool chlorine granules can be directly applied. If, on the other hand, water temperature is lower than 20 degree Celsius then the specified level of pool chlorine granules are dissolved in a plastic container before application.The Bestway Clearwater 5 kg Chlorine granules easily and rapidly dissolve in the water - leave your pump on to aid in the distribution.As with all chemical products, instructions and warnings should be followed and heeded very carefully.