- 100% w/w sodium hydrogen carbonate (sodium bicarbonate).
- Powder form.
- Helps control pH.
- Helps prevent equipment and spa surface corrosion and damage.
- Protects spa surface and equipment by buffering against pH change.
- Broadcast into spa with the circulation running (no aeration). 18 grams per 1,000 litres will raise total alkalinity by 10 ppm.
- Maintain total alkalinity between 125 and 150 ppm.
- 500-gram bottles
NOTE: Avoid physical contact with product. Follow safety information on label Instructions. Store in a cool, dry place. Keep out of the reach of children.