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

  • It may also accelerate the corrosion of metal fittings and equipment 
  • For the reasons, calcium hardness in spa water should be maintained in the recommended range of 100-200ppm. 

Product Features:

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

Product Benefits:

  • Protects spa surface and equipment.
  • Assists in maintaining calcium hardness levels.
BioGuard Spa Shield 450g

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

  • It may also accelerate the corrosion of metal fittings and equipment 
  • For the reasons, calcium hardness in spa water should be maintained in the recommended range of 100-200ppm. 

Product Features:

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

Product Benefits:

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

BioGuard Spa

BioGuard Spa Shield 450g

$18.00
Sale price: $18.00 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.