HTH 91022 Swimming Pool Care Kit and HTH 52037 Swimming Pool Care Shock Advanced, 12 Count

This pool care bundle combines essential opening and closing supplies with a powerful shock treatment to keep your pool sparkling all season. The HTH Pool Care Kit contains everything needed to open and close a pool for the season in one convenient package, treating up to 20,000 gallons of water. It includes HTH Shock Ultra to quickly boost chlorine, HTH Algae Guard to prevent algae growth, HTH Metal & Stain Defense to reduce metals and scaling, plus test strips to monitor water chemistry. Pair this with the fast-acting, multi-functional HTH 4-in-1 Shock Treatment formulated with Cal Hypo to kill bacteria and clear up cloudy water within 24 hours without adding cyanuric acid. The shock treatment is compatible with all pool types and saltwater systems, working alongside the opening and closing kit to maintain balanced water chemistry no matter the season. Used together these HTH products allow you to easily open, maintain and close your pool while keeping it visibly crystal clear and ready for summer fun.

• Contains all pool opening & closing must-haves like shock, algae prevention, and test strips to successfully open and close your pool.
• Restores crystal clear water with 12 fast-dissolving shock treatments to kill bacteria, reduce irritation, and prevent algae.
• Treats up to 20,000 gallons of pool water to test, balance, shock treat, clarify, and prevent algae and metals.
• Compatible with all pool types including chlorine, saltwater, and vinyl for sparkling clean water.
• Winterize your pool by closing it properly with the right chemicals to keep water balanced all season.