Answers
Jul 10, 2018 - 12:00 AM
The dosage for Jack's Magic Filter Fiber Stuff is based on the square footage of the filter area. DOSAGE: DE FILTERS: 1 DE scoop of fiber per 12 square feet of filter area, CARTRIDGE FILTERS: 3 ounces (by weight) per 25 square feet of filter area. SAND FILTERS: 3 ounces (by weight) at a time, with a maximum addition of 9 ounces (by weight).