HTH Extra Super Shock - 15kg - 30641
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Shock at least once a week to maintain sparkling blue, crystal clear water. Use our premium shock products at least once a week to give your pool the boost of chlorine it needs, kill unwanted bacteria and algae, and keep your water as clean and clear as can be. Shocks are an essential problem solver as well a great preventive medicine for your pool.
FEATURES & BENEFITS
FAST ACTING AND POWERFUL!
- 15% Stronger than regular HTH Shock!
- Contains 75% available chlorine.
- Fast dissolving, EXTRA FINE, formula is made from a patented process.
- Ideal for weekly shock treatments and killing algae.
- Calcium Hypochlorite
- Always test and ensure pH is between 7.2 and 7.6 before shocking
- Test chlorine levels regularly
- Shock after heavy use of pool and after rain as rain can introduce organic contaminants