Hot Tub Defoamer

A hot tub defoamer is a chemical used to eliminate excessive foam buildup caused by soaps, oils, and personal care products in spa water.

Causes of Foam in Hot Tubs

  • Residue from lotions, shampoos, and detergents.
  • Overuse of algaecides or chemical imbalances.
  • Excessive aeration or organic contaminants.

How to Use a Hot Tub Defoamer

  • Add the recommended amount directly to the foaming water.
  • Allow the filtration system to circulate the water.
  • Clean filters regularly to prevent foam buildup.

Related Terms

  • Enzyme Cleaner – A biological treatment that breaks down oils and organic waste in pool water.
  • Filter Media – The material inside a filter (sand, DE, or cartridge) that captures debris.
  • pH – A measure of how acidic or basic the pool water is.

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