Poolife Clean Di-Chlor Chlorine Shock Poolife Clean Di-Chlor Chlorine Shock is a versatile sanitizer and shock treatment designed to control algae growth, eliminate bacteria, and remove organic debris. It protects against chlorine loss without leaving sediment, ensuring a comfortable swimming experience throughout the season. Features: Shock Treatment Frequency: Use weekly to maintain pool water clarity and cleanliness. No Pre-Dissolving Required: Easy to use; simply broadcast directly into the pool. Active Ingredient: Dichlor, compatible with various chlorine sanitizers and pool chemical systems. Safe for Surfaces: pH-neutral formula that won't cloud water or damage vinyl liners or sensitive pool finishes. Fast-Dissolving: Quickly dissolves without leaving foam or residue. Long-Lasting: Contains chlorine stabilizers for extended effectiveness. Usage Instructions: With the water circulating, broadcast over the deep end of the pool. Increase frequency during heavy rainfall, high bather loads, or when water clarity is compromised. Use the entire package once opened for best results. Dosage: Add 1 lb. per 12,000 gallons of water weekly. Ingredients: Contains 99% Sodium Dichlor-s-Triazinetrione Hydrated, providing 55% available chlorine. This product is favored by professional pool and spa services for its efficiency and cost-effectiveness compared to other chlorine shock treatments. Ideal for both pools and spas, it ensures a clean and clear water environment with minimal hassle. Download the MSDS (Material Safety Data Sheet).