- Balance the pH levels in your spa water for beautiful clarity, improved sanitizer efficiency and a more relaxing experience.
- Decreases the pH levels in spas and hot tubs. Allows sanitizer to work more effectively. Prevents scaling of spa surfaces and equipment.
- Contains mineral crystals HTH Spa pH Down is formulated to provide a more relaxing spa experience.
- Compatible with all spas HTH Spa pH Down is great for all spas, including bromine, chlorine and biguanide.
- You're all clear with HTH. For best results, use HTH Spa Test Strips twice a week to test, balance and maintain total pH levels between 7.2 and 7.8 ppm.