HTH 42034 Super 3" Chlorinating Tablets for Swimming Pools, 25 lbs

HTH 42042 Super 3" Chlorinating Tablets Swimming Pool Chlorine, 5 lbs

Arm & Hammer Clear Balance Swimming Pool Maintenance Tablets, 16 Count

In The Swim 3 Inch Stabilized Chlorine Tablets for Sanitizing Swimming Pools - Individually Wrapped, Slow Dissolving - 90% Available Chlorine - Tri-Chlor - 10 Pounds

In The Swim 3 Inch Stabilized Chlorine Tablets for Sanitizing Swimming Pools - Individually Wrapped, Slow Dissolving - 90% Available Chlorine - Tri-Chlor - 25 Pounds

In The Swim 3 Inch Stabilized Chlorine Tablets for Sanitizing Swimming Pools - Individually Wrapped, Slow Dissolving - 90% Available Chlorine - Tri-Chlor - 50 Pounds

In The Swim Basic Pool Opening Chemical Start Up Kit - Up to 7,500 Gallons

In The Swim Basic Pool Opening Chemical Start Up Kit - Up to 15,000 Gallons

In The Swim Basic Pool Opening Chemical Start Up Kit - Up to 30,000 Gallons