25lbs Pool&Spa 3-inch Chlorine Tablets, for Swimming Pool and Spa Use, 25lbs

Protect your indoor and outdoor swimming pool against bacteria . algae . and other organisms and enjoy clean . clear water with 3" Chlorinating Tablets. This stabilized chlorine sanitizer comes in 3" tablets for use in feeders . floaters and skimmers; it's also compatible with saltwater systems. Easy to use and slow dissolving to provide a steady source of free available chlorine . It is recommended to use 4-5 tablets per 5000 gallons of water per week. These chlorine tablets are formulated with cyanuric acid to help protect against chlorine loss due to sunlight . and they have built-in algae protection and clarifier.