Can be used for sea water tank, fresh water tank and wateweeds tank with the sizes being cut as you wish.
 According to the analysis of the experts , product with this pore gap and flexibility and most suitable breeding grounds for cultivating the fine nitrobaceria.
The biochemical cotton has the best effect on decomposing the excrement and the forage leftovers and improving the filtering and cleaning of water, it can reduce the death rate of fish
Being cleaned with water once per month, without blocking and deforming, it can be used again after cleaning can be repeated for use up to 16 times