Hydor Crystal Corner Internal Power Filter 50 (20-50L / 170L/hr) Tropical & Community Includes information on how to

Includes information on how to correct unsafe water conditions

Versatile and with attention to detail

and extends the life of main filter foams

Handles for easy pump and basket removal

Hydor Crystal Corner Internal Power Filter 50 (20-50L / 170L/hr) Tropical & Community Includes information on how toThe Hydor Crystal Internal Power Filter guarantees water filtration in two stages. The first is a mechanical filtering that captures the waste and larger particles dispersed in the water through a sponge. The second, on the other hand, can be chemical or biological depending on the filter material that will be inserted in the specific compartment: activated carbon for chemical filtering and crystalline water, ceramic materials for specific biological