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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
Free Local Delivery: Enjoy free delivery within Tauranga
BioGuard Shield raises the calcium hardness of spa water
it maintains good contact across curves and contours
slope or obstacles
BioGuard Spa Performance Up 500g testing Free Local Delivery: Enjoy freeBioGuard Performance Up increases total alkalinity in spa water. Low Total Alkalinity (TA) can increase corrosion and cause pH to fluctuate excessively whilst being adjusted, as well as decrease sanitiser efficiency. Product features: 1000g kg sodium hydrogen carbonate. Raises Total Alkalinity. Reduces pH fluctuation. For all spa types. Product benefits: Protects the pH from being influenced by factors such as rain, bather load and other chemical
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