The HTH 7 lb. Granular pH Minus Pool Balancer lowers the pH and total alkalinity of swimming pool water. The ideal pH range is 7.2 - 7.8. Maintaining pH in the proper range will allow your sanitizer to work most effectively and reduce equipment corrosion, eye irritation and skin dryness.
- Granular sodium bisulfate requires no additives
- Safely lowers the pH of your pool
- Works with most types of pools
- Prevents scaling