Puri Tech Chemicals 5 lb Calcium Hardness Increaser & 5 lb Stabilizer Conditioner Kit for Swimming Pools & Spas Balance Chemical Levels Keep Surfaces & Water Clean

BRAND NEW PACKAGING! New resealable bag design allows chemicals to be easy to store & use! 

Stabilizer (cyanuric acid) helps protect chlorine in pool water from dissipation caused by sunlight. Use if intense sunlight causes difficulty in maintaining a chlorine residual.

Dosage:  Add 1 lb to raise 10ppm per 10,000 Gallons

Active Ingredient: Cyanuric Acid 100%

Raises calcium level in swimming pool water.Calcium Hardness level prevents foaming, equipment and surface erosion and scaling.

Dosage:

Active Ingredients: Calcium Chloride 100%