Click the button below to add the True HEPA Filter Removes 99.97 of all particles from athe air as small as 0.3 Microns. For models Guardian, C104A, C104H, C134A, C134B, C134C, C134D, C134E, C134F, C154A, C154B, C154C, 8000, 9000 to your wish list.