... ,PET filter cloth,Nylon filter cloth,Nomex filter felt,FMS filter felt,Antistatic filter felt,PTFE filter bag,PPS filter bag,P84 filter bag ... ,Polyester two proof needle punched felt,Glass filter bag,Polyester ... Certification:HACCP ISO 9001:2000 ISO 14001:2004 Others fiberglass with PTFE membrane dust collector filter bag