ProTeam 1 Inch Pure Tabs Chlorine Tablets for Swimming Pools & Spas, 2 lb, 4 Pack

These 1 inch chlorine tablets are designed for use in swimming pools and spas. The tablets are stabilized to protect them from the sun, ensuring consistent chlorine release. The tablets contain 99% Trichloro-s-Triazinetrione, with 1% other ingredients. This product comes in a 4 pack for convenient use.