Starting up your new Hot Tub Part 1: Water Care | Blog ...
Close the hot tub cover to allow the spa to heat and avoid any debris from entering the hot tub. Let your hot tub heat up for at least 5 hours. Use one of your AquaChek 6in1 Test Strips to test the balance of the water. If Alkalinity, followed by pH levels are not correct, adjust accordingly with either AlkaPlus, pH Booster or pH Reducer ...