HTH 42056W 8lb Swimming Pool Care 3" Chlorine Tabs Ultra and HTH 52040B 6-Pack 1lb Swimming Pool Care Shock Ultra

• Keep your pool water clean, clear, and comfortable with this all-in-one individually wrapped tablet sanitizer and shock treatment that kills algae and bacteria while softening, clarifying, and guarding surfaces from stain and scale. Compatible with all pool types including vinyl-lined pools and saltwater systems, simply place the HTH 3” Individually Wrapped Chlorine Tabs Ultra in floater, feeder, or skimmer basket to apply to swimming pool. Use this all-in-one powerhouse HTH All-One Shock Treatment weekly to increase chlorine levels, prevent bacteria and algae, reduce skin and eye irritation, improve filtration, and restore crystal clarity within 24 hours. The HTH 3” Individually Wrapped Chlorine Tabs Ultra dissolve slowly and last up to one week for longer chlorine life while the HTH All-One Shock Treatment lets you know it's working with its visible blue action. For best results with both products, 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.