Spa Choice 472-3-4011 Spa Chemical to Increase pH Level, 1-Quart
Spa Choice pH Increaser raises the pH level of your spa water. Spa water should be maintained at a pH of 7.2 - 7.8. Test water frequently with a test kit or test strip to ensure the spa water pH levels remain in the recommended range. Spa Choice pH Increaser is compatible with all sanitizers including bromine, chlorine and biguanide.