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  • Most effective form of blackspot and algae removal for below ground swimming pools
  • Highly concentrated, slow dissolving chlorine
  • Takes 2 days to remove algae

The most effective form of blackspot and algae removal for below ground swimming pools, Hy-Clor Blackspot Remover can be applied directly to trouble spots. It is a highly concentrated, slow dissolving chlorine that takes 2 days to remove algae. This product is not for use in painted or vinyl pools.

We will gladly assist with returns and exchanges of this product in accordance with our returns and exchanges policy

Returns policy