Air Driven Sponge Filter For Aquarium Fish Tank Bio Foam Filters Breeding Various Sizes (Small (For upto 40L))

• Aerobic bacteria colonise the sponge providing a bacterial surface to facilitate the nitrogen cycle. In addition, the sponge traps larger waste particles and mechanically cleans the water without trapping baby fish, keeping a crystal clear water tank.
• The filter can be easily detached for cleaning. Rinse it every 2-4 weeks with aquarium water only. Avoid washing it in tap water!
• The small sponge filter measures 7.5cm Diameter x 6.5cm Tall. It is suitable for aquariums up to 40 litres.
• The medium sponge filter measures 12cm Diameter x 6.5cm Tall. It is suitable for aquariums up to 120 litres.
• The large sponge filter measures 12cm Diameter x 11.3cm Tall. It is suitable for aquariums up to 240 litres.

Air Driven Sponge Filter For Aquarium Fish Tank Bio Foam Breeding High quality aquarium sponge filters in a choice of 3 sizes. Please see detailed sizes below. Aerobic bacteria colonise the sponge providing a bacterial surface to facilitate the nitrogen cycle. In addition, the sponge traps larger waste particles and mechanically cleans the water without trapping baby fish, keeping a crystal clear water tank. They are useful as a breeding filter or as a secondary filter in the aquarium. These sponge filters can also be used as pre filter to an external filter inlet pipe. The filter can be easily detached for cleaning the dirt. Rinse it every 2-4 weeks with aquarium water ONLY. Avoid washing it in tap water! The small sponge filter measures 7.5cm Diameter x 6.5cm Tall. It is suitable for aquariums up to 40 litres. The large sponge filter measures 12cm Diameter x 11.3cm Tall. It is suitable for aquariums up to 240 litres. A suitable air pump with air line must be used to run these filters.