HTH Ultra Granular Chlorine 2.75kg

HTH Ultra Granular Chlorine 2.75kg is a premium calcium hypochlorite sanitiser engineered to eliminate bacteria and algae in residential swimming pools.

This multi-action formula contains built-in clarifiers and Algaecide to provide a comprehensive water treatment solution, ensuring that pool water remains sparkling and hygienically safe for swimmers.

Product Specifications and Features

• • Active Ingredient: high-strength calcium hypochlorite specifically formulated for rapid dissolution and immediate sanitisation.
• • Multi-Action Properties: Integrates a powerful algaecide to prevent green water and a clarifier to settle fine suspended particles.
• • Stability: non-stabilised formula that does not contribute to cyanuric acid buildup, preventing chlorine lock over long-term use.
• • Residue Control: Advanced manufacturing process ensures minimal residue is left behind, reducing the risk of cloudy water after dosing.

Ideal Use and Application

• • Standard Dosing: Apply one cup or approximately two hundred and fifty grams per fifty thousand litres of water every second day or as required to maintain chlorine levels.
• • Shock Treatment: Use for heavy-duty sanitisation after pool parties, extreme heat, or heavy summer rainfall by doubling the standard dose.
• • Application Method: Ensure the pump is running and the pH is balanced between seven point two and seven point six before adding granules directly into the weir.
• • Testing: Use a reliable test kit to maintain a free available chlorine level between one and three parts per million.

Safety and Storage

• • Oxidiser Warning: This product is a strong oxidiser; store in a cool, dry, well ventilated area away from flammable materials and acids.
• • Handling: Always wear protective gloves and eye protection when handling concentrated chemicals and wash hands immediately after use.
• • Storage: Keep the container upright and tightly closed in a secure location out of reach of children and domestic animals.

Frequently Asked Questions

• • Will this product bleach my pool liner? When added via the weir or predissolved, it is safe for all pool types including fibreglass and vinyl liners.
• • Can I use this in a salt water pool? Yes, it is an excellent booster for salt water systems during periods of high swimmer load or equipment maintenance.
• • How long must I wait to swim? It is recommended to wait until the free chlorine level drops below three parts per million, typically one full filtration cycle.