1Flexible, compressible, has large crack rate and strong pollution interception ability. 2When working, the pores of the filter layer are sparse on top and dense on the bottom, conforms to the ideal. 3The specific gravity is slightly larger than water, easy to wash, has a strong wear resistance and chemical erosion performance. 4Suitable for sea water tank, fresh water tank, water plant tank. 5Can be used for external drip box, upper filter box, internal filter, filter buckets, waterfall filters, etc.
