Hasa Swimming Pool Chlorine Tablets 3in. 4.37lb. 63084

Hasa Swimming Pool 3in. Jumbo Tri-chlor Chlorine Tablets 4.37lb. 63084

These HASA JUMBO CHLORINATING TABLETS were manufactured for use in erosion type feeders where they are slowly dissolved as the water flows over the tablets. Do not throw HASA JUMBO CHLORINATING TABLETS directly into the water. Do not place them in the skimmer. Contact with concrete or vinyl walls may result in staining.