Shield 450g

Regular price $20.60
Unit price

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

  • Minimum 740g/kg calcium chloride.
  • Storage and transport friendly.


  • Protects spa surface and equipment.
  • Helps prevent corrosion of equipment.
  • Helps prevent etching.
  • Increases and assists in maintaining calcium hardness levels.