Thermaltake Matrix D14 Magnetic Fan Filter (140mm)
Matrix D14 – Magnetic Fan Filter is the easiest of all computer air filters to use. There is no need for any skills. No screws, no tools, no glue and no hassles. These filters are magnetic and will attach themselves to the metal strip that is supplied. Simply stick and the filter is ready to install! Super fine mesh with excellent protection and reduction against dirt and dust; it allows air through the filter while still stopping the dust.