EZ Spa Up Granular Alkalinity Increaser 1 lb

Easily maintain spa or hot tub's pH and alkalinity balance with EZ SPA® UP. EZ SPA UP® is a dual-action, fast-dissolving granular product that will safely raise alkalinity and pH levels in spas and hot tubs. The pH and alkalinity in spa and hot tub water needs to be tested and balanced routinely (at least weekly) to ensure the water is safe for bathers, surfaces and equipment. Proper pH and alkalinity balance also protects sanitizer levels and prevents corrosion, skin and eye irritation.