- Give your swimming pool water a visibly brilliant sparkle with this convenient and easy-to-use Cal Hypo formula.
- Destroys bacteria and controls algae. Use in skimmer. Lasts up to one week.
- Visibly brilliant sparkle This Cal Hypo based formula sanitizes without adding cyanuric acid (CYA) to prevent overstabilizaiton or chlorine lock.
- Slow dissolving, long lasting The patented HTH slow dissolving technology protects against chlorine loss in direct sunlight and a sparkle that lasts up to 1 week.
- You're all clear with HTH. Compatible with all pools This product is great for all pool types including vinyl-lined pools and salt water systems.
- For best results use HTH 6 Way Test Strips twice weekly to test and balance your swimming pool water and keep chlorine levels between 1 and 4 ppm. *