- Increases pH levels in spas and hot tubs
- Allows sanitizer to work more effectively
- Prevents corrosion of spa surfaces and equipment
- HTH spa pH up is formulated to provide a more relaxing spa experience
- For excellent results, use HTH spa test strips twice a week to test, balance and maintain total pH levels between 7.2 and 7.8 ppm
- HTH spa pH up is great for all spas, including bromine, chlorine and biguanide
- Color: White
- Compositions: Sodium Carbonate
- Container Type: Bottle
- Form: Crystal
- Net Content: 2 lb
- pH Range: 11.4 pH
- Specific Gravity: 2.509