Made in the USA, Clear-Water® Barley Straw Clarifiers naturally clear your water if used regularly or year-around. Each of these Barley Mini Straw Bales for Clear Ponds will treat 500 gallons of pond or fountain water . Use also in fish tanks. Each treatment lasts up to 6 months. Float on the surface of the water. Allow one month to work. Add additional bale or bale depending upon pond or fountain capacity after 5 months.
