Oh Yuk! Sand Filter Cleaner
Professional Sand Cleaner will optimize your filtration by enabling all of the sand in the filter to work by eliminating channeling and contaminants that block and impede the sand from filtering effectively. Can also be used on DE filter grids.
Dose: 1 Gallon per 300 pounds of filter media. Add 1 gallon of Muriatic Acid per 300 pounds for a deeper cleaning.