Sera
Crystal Clear Filter Medium
Crystal Clear Filter Medium
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The high-performance Crystal Clear filter medium removes even the smallest cloudiness from the water. Sera's innovative, patented 3D fiber structure removes suspended algae and sludge within a very short time. When washed out, the fiber balls only lose 20% of their effectiveness. This is a big and important difference to traditional filter floss. Crystal Clear is suitable for both saltwater and freshwater use.
Scope of delivery: 1 pack of 12 filter balls
Use:One ball for 30L, place loosely in the filter chamber.
Blog posts
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Mineral cubes and their effect on invertebrates
One mineral stone per week and all snails have flawless shells. And the shrimp's molting problems are history. But is it really that simple? And does it actually work?
Mineral cubes and their effect on invertebrates
One mineral stone per week and all snails have flawless shells. And the shrimp's molting problems are history. But is it really that simple? And does it actually work?
Biotope aquaristics
A biotope aquarium is the term used to describe aquariums that have been designed to replicate as accurately as possible a habitat that occurs in the wild.