Air-operated internal filters for aquariums up to 60 litres (15 gal.), 150 litres (37.5 gal.) or 300 litres (75 gal.), respectively.
sera internal filters L offer high performance and silent running, the air is evenly distributed. The specially designed sponge retains even the smallest particles, the high porosity provides optimum living conditions for nitrifying bacteria.
sera internal filters L are ideal for raising young fish. They operate with an air pump, e.g., sera air pump 100 plus.

Sera foam Filter L 150

Air-operated internal filters for aquariums up to 150 litres (37.5 gal.).
sera internal filters L offer high performance and silent running, the air is evenly distributed. The specially designed sponge retains even the smallest particles, the high porosity provides optimum living conditions for nitrifying bacteria.
sera internal filters L are ideal for raising young fish. They operate with an air pump, e.g., sera air pump 100 plus.

Sera foam Filter L150 and L300 foam element

Sera foam Filter L 300

Air-operated internal filters for aquariums up to 300 litres (75 gal.).
sera internal filters L offer high performance and silent running, the air is evenly distributed. The specially designed sponge retains even the smallest particles, the high porosity provides optimum living conditions for nitrifying bacteria.
sera internal filters L are ideal for raising young fish. They operate with an air pump, e.g., sera air pump 100 plus.

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