HTH 52042 Advanced Swimming Pool Care Shock - Cal Hypo 2 lb

About this item

• BENEFIT: Avoid cannonballs hitting water; This rapid-dissolving, convenient 4-in-1 formula eliminates bacteria and algae, lessens chlorine smell and irritation, and rapidly restores clear water clarity
• FEATURES: Multi-functional shock treatment for weekly use; Use weekly to solve 90% of pool water problems within 24 hours
• 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
• COMPATIBLE WITH ALL SWIMMING POOLS: This product is great for all pool types including vinyl-lined pools and saltwater systems
• VISIBLY BRILLIANT SPARKLE: This Cal Hypo based formula sanitizes without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock