BioGuard SPA Shield raises calcium hardness to help prevent corrosion of equipment and etching of surfaces.

Product Features

  • Minimum 740g/kg calcium chloride.
  • Increases calcium.
  • Helps prevent corrosion of equipment.
  • Helps prevent etching.
  • Classified as Non-Dangerous Good.


  • Protects spa surface and equipment.
  • Assists in maintaining calcium hardness levels.

Save this page for later

Print Fact Sheet SMS to phone Send via Email