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pH & Total Alkalinity Decreaser 25kg

$82.00 inc GST

ProGuard Sodium Bisulphate 25kg

1000g/kg sodium bisulphate.
Lowers total alkalinity and pH for all pool types.

SKU: 20023511 Category:

Product Description

  • 1000g/kg sodium bisulphate.
  • Lowers total alkalinity and pH.
  • For all pool types.
  • Classified as non-dangerous good.
  • Prevents corrosion of equipment.
  • Prevents etching of concrete and grout, and wrinkling of liners.
  • Reduces the risk of scale formation.
  • Easier to use than liquid acid (hydrochloric acid, muriatic acid).
  • Storage and transport friendly.
  • Better alternative than liquid acid.



Additional Information

Weight 26 kg


We ship freight free for North Island orders over $169.00, and Waiheke Island and South Island orders over $269.00 (Applies only to orders under 25kg Auckland, elsewhere under 15kg.  Where applicable, RD and DG goods surcharges still apply).  Please click here for more details.


We stock quality pool and spa products and are confident that you will be very pleased with your purchase. If for any reason you are not satisfied please return it to us for a refund or exchange within 7 days of the purchase date. The refund will cover the purchase price of the returned product, including return shipping.  Please click here for more details.