Scientifically proven to protect fish cells from ammonia. Works instantly to detoxify ammonia. Also removes chlorine and chloramines. Eliminates fish stress and promotes healthy gill function. * Use whenever ammonia is detected or when adding fish. * Locks up ammonia in a non-toxic form until it can be broken down by the biological filter. * For use in fresh or salt water.

118ml Treats 893L 237ml Treats 1,779L 473ml Treats 3,581L