Skip to product information

Kills and controls all forms of algae in swimming pools. Non staining copper-based formula.

For Salt and Chlorine pools. MSA Extreme helps to flocculate dead algae for removal by a filter or vacuum. MSA Extreme is a patented, copper-based algaecide that is very effective at eradicating green, black, mustard and all other forms of algae in swimming pools. MSA Extreme's unique formulation contains a metal-chelating agent. This holds the copper in water for longer to control algae more efficiently without causing stains or metal-plating, unlike most copper-based algaecides. 

Product Features:

  • 40g/L copper active present as copper polyacrylate molecule.
  • Unique non-staining formula.
  • Withstands up to 50 ppm of chlorine.
  • Contains metal chelating products.

Product Benefits:

  • Built in water clarifiers.
  • Effective against all common and mutant strains of algae.
  • Long lasting algae prevention.
  • Will not stain pool surfaces.
  • Results can be seen in 24 hours.
  • Multi functional formula clears water.

BioGuard MSA Extreme 946ml

Kills and controls all forms of algae in swimming pools. Non staining copper-based formula.

For Salt and Chlorine pools. MSA Extreme helps to flocculate dead algae for removal by a filter or vacuum. MSA Extreme is a patented, copper-based algaecide that is very effective at eradicating green, black, mustard and all other forms of algae in swimming pools. MSA Extreme's unique formulation contains a metal-chelating agent. This holds the copper in water for longer to control algae more efficiently without causing stains or metal-plating, unlike most copper-based algaecides. 

Product Features:

  • 40g/L copper active present as copper polyacrylate molecule.
  • Unique non-staining formula.
  • Withstands up to 50 ppm of chlorine.
  • Contains metal chelating products.

Product Benefits:

  • Built in water clarifiers.
  • Effective against all common and mutant strains of algae.
  • Long lasting algae prevention.
  • Will not stain pool surfaces.
  • Results can be seen in 24 hours.
  • Multi functional formula clears water.

BioGuard

BioGuard MSA Extreme 946ml

$78.00
Sale price: $78.00 Regular price:
Shipping calculated at checkout.

Quantity

Onsite Testing

Price: $36-$41 (plus any additional chemicals) for the Tauranga area. An additional mileage charge may apply for locations outside Tauranga.

Shop Water Testing (Free of Charge) You can also bring a water sample to our shop for testing free of charge providing you are getting your chemicals from us.

Our onsite testing service includes:

  • Testing and balancing your pool water.
  • Clearing skimmer and pump baskets.
  • Backwashing the filter.
  • Checking over the entire pool system.

We’ll leave a detailed pool service report on-site, showing the water test results and any recommendations we have for keeping your pool in top condition. You can choose to use your own chemicals, or we can provide high-quality products to get the job done.

Shop Water Testing Guidelines

If you prefer to bring a water sample to our shop for testing, please make sure to:

  • Use a clean container (not metal) to collect the sample.
  • Take the sample from at least 400mm below the water surface to ensure an accurate representation of your pool's water quality.