Mr Aqua Porous Ceramic Rings Medium 5l

Mr Aqua Porous Ceramic Rings Medium have a large porus surface area and ideal for canister filters and sumps.Designed for Bio-FiltrationHouses beneficial bacteriaMassive Surface Area Mr Aqua Porous Ceramic Rings Medium have a large porus surface area and ideal for canister filters and sumps.Designed for Bio-FiltrationHouses beneficial bacteriaMassive Surface AreaMr Aqua's range of highly porous ceramic rings is an ideal filter medium for biological filtration.With surface area up to 500m2 per litre it's ideal for the cultivation of beneficial bacteria to aid in the break down of waste produced by fish kept in an aquarium.The porous rings can be used in both fresh & saltwater aquariums. Will not affect pH levels. With surface area up to 500m2 per litre it's ideal for the cultivation of beneficial bacteria to aid in the break down of waste produced by fish kept in an aquarium. The porous rings can be used in both fresh & saltwater aquariums. Will not affect pH levels.