King British Filter Aid+

King British Filter Aid+ is a rich-source of friendly-microbes that will help you maintain better water quality in your aquarium.

Using on a weekly basis will reduce harmful ammonia and nitrite, making the water safer for your fish.

Improves the development of the biological filter for clean, clear water.

100ml will enrich up to 900 litres.

Suitable for use in coldwater, tropical and marine aquariums.