Feature

This thickened Biochemical Filter Sponge is tough and durable, suitable to be used in sea water tank, fresh water tank and aqua-plant tank.
This filter sponge provides strong purification for the water, stables the water quality and reduces fish death. Good shading to reduce the algae breeding.
Moderately holes can cultivate high density nitrifying bacteria, which can decompose fish excreta and feed residues, improving water quality.
There is many size for your choice, and if none of these sizes suit your tank, you could just cut the sponge freely according to your tank as you need.
It is suggested to clean it once a month, so there will be no obstruction or deformation, and this sponge can be reused continually after cleaning.

Description:

BRAND NEW and HIGH QUALITY!

--Thickened tough and durable sponge
--Suitable for fresh water and sea water
--Reduce algae breeding and fish death
--Cultivate high density nitrifying bacteria
--Size can be cut freely as your need
Item type: Filter biochemical sponge
Applicable: Sea water tank, fresh water tank and aqua-plant tank

Color: Black
Size: 50x12x2cm, 100x12x2cm, 50x50x2cm
Weight: 25g, 50g, 110g
Material: Biochemical cotton

Package includes: 1 * Sponge

Note:
1-2cm error might exist due to manual measurements (note: 1cm=0.39inch), please kindly understand.

Please contact us first when you have any problem, and we will give you the best service and solve the problem ASAP. Thank you so much.