About: The Freshwater Filter Cleaner Granules provides a deep cleaning solution for your filters. Our deep cleaning filter cleaner allows you to soak your filters to remove build up. Using this product can help lengthen the life of your filters, your hot tub components, and help your hot tub water stay cleaner longer.

Compatible With: All Hot Spring, Caldera, FreeFlow, Fantasy, and Aspen Spa filters.

Instructions on bottle.