bio-filter/aquarium filter/cleaning sponge /filter material
Super filter sponge,mainly use in the filtration of aquarium filter systerm,
have a good effection in cleaning the water and breeding the nitrobacteria.The min size is dia1.5cm*h1cm, you can demand a bigger size if you want.
we can supply sponged in different density, thickness, shape or package, according to your requirement.
what's more, we can help you to design your own package printed the logo belonging to your company.
you can choose the density of the sponge as follow,or contact me to get more details.