Pentair All in One Test KitPentair's All In One Test Kit is an easy and accurate way to test your pool water for pH, chlorine, acid demand, and total alkalinity to get a clear picture of your pool's health. All In One Test Kit comes in a handy plastic case, and contains everything needed to test your water, including measuring cup and detailed instructions. Its liquid formula makes testing simple and painless, along with saving you money by being refillable. This test kit will