Solus PH Up, Qt.

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Solus pH Up is used to raise the pH in hot tub and spa water. The water in your spa should be maintained at a pH of 7.2-7.8 ppm (parts per million) and the total alkalinity should be maintained at a level of 80-140 ppm. Test spa water frequently with a suitable spa water test kit to ensure proper pH is maintained. Solus pH Up Spa pH Increaser is compatible with all sanitizers including bromine, chlorine and biguanide.