If your swimming spa's PH levels have gone mad, pick up this pH balancer spa and hot tub water balancer. It works to keep your spa chemical levels in check and help the overall health of your spa. It balances the pH in your hot tub or spa and ensures proper water balance to help reduce skin and eye irritation. It disperses rapidly for speedy chlorine protection and extends the life of your disinfectant tremendously. It also aids in preventing staining, scaling, clouding, and balances spa water. Having proper pH levels will ensure spa sanitizers are working at maximum efficiency. This balancer is compatible with chlorine, bromine, ozone, and mineral purification systems. Don't let your spa water get off-track. Keep things balanced with a 3-pound bottle of pH Balancer for spas and hot tubs.