HTH Pool Care Shock Advanced, Swimming Pool Chemical Prevents Bacteria & Algae, Cal Hypo Formula, 1 lb (Pack of 12)

HTH Pool Care Shock Advanced, Swimming Pool Chemical Prevents Bacteria & Algae, Cal Hypo Formula, 1 lb (Pack of 12)

The HTH 4-in-1 Shock Treatment is a must-have for anyone who wants to keep their pool water crystal clear. This fast-dissolving formula kills bacteria and algae, reduces chlorine odor and irritation, and quickly restores crystal clarity. Its multi-functional shock treatment for weekly use can solve 90% of pool water problems within 24 hours.

• BENEFITS: Stay all clear for cannonballs; This fast-dissolving, convenient 4-in-1 formula kills bacteria and algae, reduces chlorine odor and irritation, and quickly restores crystal clarity.
  FEATURES: Multi-functional shock treatment for weekly use to solve 90% of pool water problems within 24 hours and restore crystal clarity.
• VISIBLY BRILLIANT SPARKLE: This Cal Hypo based formula sanitizes without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock.
  COMPATIBLE WITH ALL SWIMMING POOLS: This product is great for all pool types including vinyl-lined pools and saltwater systems.
• YOU’RE ALL CLEAR WITH HTH: For best results, use with HTH 6-Way Test Strips to test and balance your swimming pool water twice weekly.