PondXpert Zeolite (5 Litres/8kg)

Zeolite stone is a natural stone with magical qualities. When used underwater as media for a filter it extracts ammonia out of dirty water making your pond conditions healthier for fish. Over time the stone loses its potency, when this happens simply sit in a saline solution for 24 hours to re activate the stones. Always ensure stones are washed with clean pond water before adding to your pond filter....Read More...»»