Spa Pure Granular Chlorine
With Spa Pure Granular Chlorine there is never a need to pre-dissolve before use. Simply add to the hot tub water and the granules will quickly treat the water without the extra steps required with some lesser brands of chlorine. 
Features:
- Spa and hot tub chlorine granules
 
- Quick-dissolving chlorinating concentrate
 
- Kills bacteria and sanitizes water
 
- Doesn't require pre-dissolving
 
- Works quickly to raise chlorine levels
 
Size:
Ingredients:
- Sodium dichloro-s-triazinetrione dihydrate 97.0%
 
- Other Ingredients 3.0%
 
Dosage Amounts:
- Initially the spa should be treated with 1 tsp per 500 gallons of water.
 
- To maintain a chlorine residual between 1 ppm and 3 ppm add this product at the rate of 1/2 tsp. per 500 gallons when chlorine residual drops to 1 ppm.