Product & Chemicals

Algaecides: BioGuard® Polygard™

BioGuard® Polygard™ is a non-foaming polygard algae preventative and algaecide that is excellent for use in pools with attached spas, fountains, or jetted returns.

Product Features:

  • 460g/L polixetonium salts.
  • pH = 6.4.
  • Non-foaming.
  • Non-staining.
  • Effective on all algae types.
  • Works with chlorine or bromine.
  • Classified as a non-dangerous good.


  • Excellent for use in pools with attached spas or fountains.
  • Use to treat stubborn algae growth.
  • Negligible effect on water balance.
  • Also effective as a duck deterrent.
  • Storage and transport friendly.

BioGuard® MSA™ II is a unique, patented, copper based algaecide that works fast in curing most types of algae, including many mutant strains.

Product Features:

  • 40g/L copper active present as copper sulphate.
  • Will add between 0.4 and 0.7 ppm copper when properly applied.
  • Non-foaming.
  • Works in pools treated with chlorine or bromine.
  • Easy to measure residual in the water.


  • Rapidly kills off most types of algae.
  • Will not stain pool surfaces (unlike most copper
  • Fast removal of dead algae when used with Quick Clear™
  • clearer pool water

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