Ceramic Rings Filter Biomedia (9kg-10l)

These Ceramic Rings are great biomedia for your pond filter.

They provide a large surface area for beneficial bacteria to establish their colonies and thrive.

To calculate how much Media you require for your fish pond or tank, use our calculator here 

The nitrifying bacteria on the ceramic rings are required to complete the Nitrogen Cycle in your pond filter, converting harmful ammonia and nitrite in to the less harmful nitrate.