You should have the ability to take full control of your balancing, while not spending an arm and a leg. However, the only solution to lowering Calcium Hardness was draining and refilling – an expensive pain. Cal Treat™ removes the expense and the pain. When applied as directed, Cal Treat™ will reduce calcium levels between 200 – 400 ppm and help prevent calcium scale formation on pool surfaces and pool equipment.
Note: Only recommended for diatomaceous earth (D.E.) Filters