HTH Spa 86133 pH Up, Spa & Hot Tub Chemical Raises pH, Prevents Corrosion, 2 lbs

BENEFIT: Increases and balances the pH levels in your spa or hot tub water for beautiful clarity, improved sanitizer efficiency and a more relaxing experience, IMPROVES PERFORMANCE: Allows sanitizer to work more effectively; Prevents corrosion of spa surfaces and equipment, CONTAINS MINERAL CRYSTALS: HTH Spa pH Up is formulated to provide a more relaxing spa experience, COMPATIBLE WITH ALL SPAS: HTH Spa pH Up 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