Pool chlorine tablets come in 2.5 cm and 7.5 cm (1 inch and 3 inch) sizes and dissolve very slowly if properly used in a swimming pool. Typically, a 7.5 cm (3 inch) pool chlorine tablet is designed to ...

USAGE WIDELY - 3 inch chlorine tablets can be used in swimming pools, Spa, Hot tubs, Inflatable pools and inground/above ground pools. TRUSTABLE CLORINE TABLET - Maintain Your Pool Water Crystal ...