It’s getting sunnier outside, and you might find yourself taking a dip in the hot tub more often as the weather gets warmer. To make sure that your hot tub is ready every day for use, this refill kit has all your basic needs for hot tub and water care. A brand new filter to swap out and keep your water clean, and some filter cleaner spray to elongate the life of your filters. A bottle of 50 test strips to test on a daily basis and Chlorine or Bromine granules to make sure those levels are just right. Make sure to select the right filter and chemicals for your tub and needs.