Clear Blue Water
This advanced formula sanitizes, clarifies and kills algae for beautiful, clean and clear water all season.
Slow dissolving, long lasting
Sun protected for longer chlorine life, HTH™ chlorine 3 inch tablets dissolve slowly and last up to one week.
Compatible with all pools
Our chlorine 3 inch tablets are great for all pool types including vinyl-lined pools and salt water 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 between 1 and 4 ppm.
How to use
HTH™ 3" Chlorine Tabs: Chlorine 3 Inch Tablets
1. Place Tab(s) In Feeder, Floater or Skimmer
Follow the on-pack instructions according to your pool size. Do not add tabs directly to the pool as this could damage surfaces. 3" Chlorine Tabs work great with the HTH™ Skimmer Basket Insert.
Follow the on-pack instructions according to your pool size. Do not add tabs directly to the pool as this could damage surfaces. 3" Chlorine Tabs work great with the HTH™ Skimmer Basket Insert.
2. Repeat Weekly
For best results, replace your tab every week or as often as needed to maintain a chlorine residual of 1-4 ppm.
For best results, replace your tab every week or as often as needed to maintain a chlorine residual of 1-4 ppm.