Fliter aria particolato ad alta efficienza (HEPA) 22,4 x 22,4 x 3,1 pollici per VerticalLaminar
22.44 22.44 3.15in High Efficiency Particulate Air(HEPA) Fliter for Vertical Laminar Flow Hood Air Flow Clean Bench for Phone LCD Repair 110V. Efficiency: seclude 99.99% particulate from air circumstance, 0.5um.