HTH® Pool Care Shock 13.3 oz

Shock treat, sanitize, clarify and help prevent bacteria and algae in your swimming pool water, all with this convenient, easy-to-use product.Multi-use pool shock with Cal HypoUse weekly to solve 90% of pool water problemsFast-acting and fast-dissolving Visibly brilliant sparkleThis Cal Hypo based formula sanitizes without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock. Compatible with all swimming poolsThis product is great for all pool types including vinyl-lined pools and salt water systems. You’re all clear with HTH®For best results, use with HTH® 6-Way Test Strips to test and balance your swimming pool water twice weekly.