PC fan dust mesh filter can be used for home computer chassis fan dust filters, speaker grilles, and other electronic products speakers dust protection. PC cooler fan dust filter can be used to protect home computer case fan dust-proof net, speaker net cover, and most vent filters.SpecificationSize: 12 x 1.9cm / 4.72 x 0.75 inch (L*W)Thickness: 0.5cm / 0.02 inchColor: BlackMaterial: MetalPacking List: 10 x PCI Slot Cover and 10 x ScrewsAdvantage The PCI slot cover dust-proof filter bracket, made of metal for optimal heat dissipation, is designed to enhance airflow and efficiently dissipate heat within your computer chassis. Its innovative design helps maintain a clean environment by preventing dust from entering the system.InstructionOpen the chassis cover and find the fan location where the dust filter needs to be installed.