HTH 42038 Super Chlorinating Chemicals Tablet for Swimming Pool, 15 lb.

Protect your indoor and outdoor swimming pool against bacteria . algae and other organisms and enjoy clean . clear water with HTH 3 in. Chlorinating Tablets. They are designed to dissolve slowly to give your pool a steady source of available chlorine for up to one week. HTH 3 in. Chlorinating Tablets are great for all pool types including salt water systems and vinyl pools. Place one tablet in pool feeder . floater or skimmer per 10 .000 gallons of water every week or as often as needed to maintain a chlorine residual of 1-4 ppm. Do not add directly to the pool as this can cause damage to pool surfaces.