Zodiac Spa Alkalinity Up 500g

Increases Spa PH and total Alkalinity


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Zodiac Spa Alkalinity Increaser - 500g

Increase pH and Total Alkalinity in spas.

  • alkalinity increases to the recommended levels for your spa
  • Essential for spa water balance.
  • Essential for bather comfort.
  • 20g will raise the Total Alkalinity by 10ppm per 1,000 Litres

Active ingredient: 1000g/kg SODIUM BICARBONATE


Pour directly into water prior to use or mix in a bucket of water as per the label states.

Dosage rates indicated are a guide only. Please refer to the label for further instructions.

Download the Zodiac spa chemical brochure.

Download Zodiac Spa Alkalinity Up MSDS Sheet


Manufacturer: Zodiac

Model: 125666

Size: 500g

Sold individually.

Any advice or suggestions above, including but not limited to instructions and dosing rates are intended to be a guide only. Spa Store and its staff recommend you read the full instructions on all chemical containers. We will not accept responsibility for the use of these products.

Have a chemical question?

Chemical FAQs

Spa chemicals cannot be shipped to a Post Box. Please provide a physical address during checkout.

Selection Tips

  • Check your current water treatment type.
  • Is your system chlorine based, non chlorine?
  • Check your pool volume.

Still not sure this is the correct chemical? Contact us.


Model # WPQINC500
Barcode # 9329173003160
Shipping Weight 0.5000kg
Shipping Width 0.100m
Shipping Height 0.130m
Shipping Length 0.100m
Shipping Cubic 0.001300000m3
Chemical Brand Zodiac
Chemical System Chlorine System
Chemical System Chlorine Free System
Chemical Type Water Balance

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