TAP Aquarium Filter Boost Balls Quick Start 280ml / 100 Balls (Single (1))

Directions Add the balls directly into your aquarium filter. It is recommended to use a filter bag to contain the aquarium Filter Boost Balls. For first time use, if your aquarium has clarity problems, add ten balls per 100 litres of water. When the water clears use as above. To maintain crystal clear, healthy water add two aquarium Filter Balls per 25 litres of aquarium water once a week. You cannot overdose with aquarium Filter Boost Balls.