WhYlzh Aquarium filtration 100G -1000G Aquarium Filter Media Activated Carbon Ceramic Rings Bio Ball Clean Water with Filter durable (Color : Mainfan Stone, Size : 1000g)

Only £71.26

Perfect for biological and mechanical filtration.
Ceramic Rings are highly porous and create optimal living conditions for nitrifying bacteria and other microscopic organisms
Comes in handy net bag for use in your sump
Can also be used in a reactor
Voltage: 110-240V