Air-operated internal filters
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 110.
- L 60 for aquariums up to 60 liters (15 gal.) - L 500 for aquariums up to 150 liters (37.5 gal.) - L 300 for aquariums up to 300 liters (75 gal.)