bag filter 1.Optional order 3,5,6 bags 2.efficiency: F5,F6,F7,F8 VITTOFILTER POCKET FILTER,bag filter,paint pocket filterDescriptionIt is made of non-woven fabric with arranged thread density and light frame, the filter bag adopts compound chemical fiber filterig matericals, use aluminum aloy or galvanized steel plates as its outer frames. It is simple in structure easy for installation and ...