Efficiency: F6、F7、F8、F9、E10、E11、E12
Frame: anodized aluminium profile/black cardboard/galvanized steel/aluminium sheet/stainless steel sheet
Available thickness:
20mm-110mm（varies by material）
Filter media: melt-blown non-woven fabric
Face mesh: powder-coated expanded steel mesh (optional for profile / sheet-metal frame)