... filter bag1.Material:polyester2.Making way of the filter bag:Welded,sewed3.Size:1#,2#,3#,4#4. ... were used in liquid purified with filter bag vesse together. 1).Nominal micron filter bags (#1,#2,#3, ) 2 ... ) 3).Long time filter bags.(#1,#2,#3, ) 4).High flux filter bag.(#1,#2,#3, ) 5 ... ) 7).Activated carbon filter bag.(#1,#2,#3, ) 8).Pleated Media filter bags.(#1,#2,#3, )Model: ...