60PPI Air Filter Foam Sheet-Black Anti-Dust 5mm Thickness {Size:2M Length x 1M Wide}

Product Name: dust proof cotton dust filtering spongeApplication: dust filter of equipment cabinet server, dust filter of desktop computer DIY, dust filter of digital home appliance of lighting equipment.Features: high temperature resistance, high elastic shock absorption, ventilation and dust prevention, four hazards prevention, durable and recyclable materialColor: BlackSpecification: length 2 meters, width 1 meter, thickness 5 mm

• PPI means: Number of filter sponge pores per unit area, At the same time, the number of pores also determines the pore size of the filter sponge. The larger the number of pores, the smaller the pores. The smaller the number of pores, the larger the pores.
• Product Name: dust proof cotton dust filtering sponge
• Application: dust filter of equipment cabinet server, dust filter of desktop computer DIY, dust filter of digital home appliance of lighting equipment.
• Features: high temperature resistance, high elastic shock absorption, ventilation and dust prevention, four hazards prevention, durable and recyclable material
• Specification: length 2 meters, width 1 meter, thickness 5 mm