Granular Calcium Hypochlorite

Product Information

  • 85 % total Chlorine
  • 68% Calcium hypocholorite
  • 68% available chlorine
  • Multi-purpose use
  • Suitable for all pool types


  • With the pool pump in operation, broadcast the product evenly into the deep end of the pool. 
  • Continue to operate recirculation pump for a minimum of 8 hours (24 hours for Algae Kill) following product addition.  In pools with potentially bleachable surfaces such as vinyl, paint, fiberglass, or colored plaster, brush any undissolved product from pool surfaces. NEVER ALLOW UNDISSOLVED PRODUCT TO REST IN CONTACT WITH BLEACHABLE POOL SURFACES.  

: In shallow pools with a depth less than 4 feet or when water is less than 65º F, predissolve this product and apply evenly around the edge of the pool. Dissolve this product outdoors, in a clean plastic bucket stirring with a clean plastic or wooden spoon. Add this product to water; NEVER add water to product. NEVER add more than 1 pound of this product to less than 3 gallons of cool water. NEVER MIX THIS PRODUCT WITH ANY OTHER PRODUCT.

Sanitization Application:

  1. Use this method if you are opening your pool in the spring, the pool has not been maintained for several weeks, or if the pool is freshly filled.  Brush all pool surfaces with circulation pump operating.
  2. Following the above Application Method, add 1 oz. of this product for each 1,000 gallons of water.
  3. After two hours, test free available chlorine residual. Repeat dosage until you obtain a free available chlorine residual of 1 - 4 ppm.
  4. Regular Use Dosage: Subsequently using Application Method, add 4-10 oz. of this product per 10,000 gallons daily, or as often as needed to maintain a free available chlorine residual of 1 - 4 ppm. 
  5. After use of this product add a preventative algaecide to provide additional algae control. 

Shock Application:

Superchlorination Application:

Kill Algae Application: