Keep your pool water clean, clear and comfortable with this all-in-one tablet sanitizer and shock treatment. It kills algae and bacteria while softening, clarifying and guarding surfaces from stain and scale for an amazing value—and sparkle!

All-in-one sanitizer
Sanitizer, clarifier, algaecide and water softener
Use in floater, feeder or skimmer basket
Tabs last up to 1 week

Slow dissolving, long lasting
HTH® 3” Chlorine Tabs Ultra dissolve slowly and last up to one week for longer chlorine life.

Compatible with all 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 HTH® 6-Way Test Strips twice weekly to test and balance your swimming pool water and keep chlorine levels