Aqua Chem 12001AQU Shock Plus Water Clarifier for Swimming Pools, 1 Lb Compression Fittings Bulk Film layers feature hassle-free fold

Film layers feature hassle-free fold to prevent film from getting caught in tape

Level 4 - premium filtration

3" sealing surface for larger toilet flush valves

Backup power is provided by an 18-Volt LXT battery and keeps the flood light on if AC power is lost (charged battery must be installed)

Aqua Chem 12001AQU Shock Plus Water Clarifier for Swimming Pools, 1 Lb Compression Fittings Bulk Film layers feature hassle-free foldHighlights: Size : 1 Lb Granular form Shock treatment For all pool surfaces Creates sparkling water and does not increase pH Reduces chlorine oder and eye irritation Resume swimming in as little as 15 minutes after adding to your pool Contains the active ingredient: Sodium dichloro s triazinetrione 58. 2 percent Pack of 5