Anti-full, UV-resistant, high tensile strength, soft, non-toxic, waterproof, air permeable Material No.Material TypeWeight g/m2ResistanceThickness(mm)Filter Precision(µm) PET150g/m215-25pa0.422 160g/m215-25pa0.4220 180g/m220-30pa0.4617 200g/m220-30pa0.4914 220g/m225-35pa0.5113.2 240g/m230-40pa0.5312.8 260g/m230-45pa0.5612 100% polyester needle punched nonwoven filter material