Equipment Head Fish Water Tank Sponge Foam Filter Biochemical Aquarium Double Au

Features:

Using environmental high density sponge filter, can absorb dirt, quickly resolve fish feces and eliminate smell in water. 

Combined air pump using, can improve water oxygen level, achieve oxygenation and biofiltration double effect, keep water clean.

Aerobic bacteria colonize the sponge providing a bacterial substance to facilitate the nitrogen cycle.

The sponge traps larger waste particles mechanically cleaning the water without trapping baby fish.

They are useful for as breeding filter or as secondary filter.

Can be used as pre-filtration unit by fitting to an external or a top filter.

Descriptions:

Made of premium material, odorless, non-toxic, environmental and durable.

Low noise, and will not be blocked for long term use. 

Designed with suction cup for easy installation.

Specifications:

Material: plastic and sponge

Size: Please see the photo

Colour: green & black

Package included:

1 x Sponge Foam Filter