- This fast-dissolving spa pH up formula raises low pH levels to prevent corrosion, protect spa equipment and reduce irritation for a more comfortable soak
- By maintaining proper pH, your sanitizer works more efficiently keeping your spa clean, clear and inviting
- Compatible with all spa-types, including bromine, chlorine and biguanide systems
- HTH spa pH up is formulated to provide a more relaxing spa experience
- HTH spa pH up is great for all spas, including bromine, chlorine and biguanide
- For excellent results, use HTH spa test strips twice a week to test and use our spa pH increaser to balance and maintain total pH levels between 7.2 and 7.8 ppm
- Compositions: Sodium Carbonate
- Net Content: 1 kg