This item reduces many of the compounds that encourage unsightly growth in ponds. It absorbs and traps phosphate, nitrite and nitrate within its matrix. Phos-X also helps to reduce pond maintenance and provides crystal clear water, reduction of odors and creates ideal conditions for plants and fish.It comes in two 32 ounce mesh bags and treats up to 1300 gallons for 3 months.
Product must be rinsed before use. Simply place in the filter or wherever water will circulate though the mesh bag.Replace after 3 months.