Laptop dust filter chassis dust filter cotton fan dust ventilation filter group Double-layer dust net PC+Nylon combo pore

Description 1. Material: PC+nylon(double layer) 2. Thickness: 0.26mm 3. Aperture: 0.8mm 4. Use range: laptop, all-in-one computer, desktop chassis, server, etc. 5. Features: Double dust net for better dust protection 6. Width: 30 cm (fixed) 7. Length: 30 cm (one size, if you need more than 30cm, please take more than one, and it is a multiple of 30cm) 8. The upper layer is a high temperature resistant PC mesh with a mesh diameter of 0.8 mm and a lower layer of nylon spun yarn with a mesh diameter of 0.5 mm.