MECHANICAL FILTER (HEPA) LATEX FREE | SINGLE PATIENT USE | DISPOSABLE SunMed®’s Mechanical High Efficiency Particulate Air (HEPA) Filter has an extremely high bacterial/viral particulate filtering efficiency of 99.9955%. The accordion folding of the filter material is bidirectional and hydrophobic, with low resistance to minimize microbial particle exposure for added protection of health care professionals and equipment. The CO₂ port is a convenient feature that allows clinicians to more closely monitor their patient’s expiratory rate. Clear housing for visibility 22 mm OD/15 mm ID Accordion filter 22 mm ID/15 mm OD Gas sampling port with tethered cap MECHANICAL FILTER MEDIA BACTERIAL FILTRATION (BFE ASTM F2101 Nelson Labs) MEDIA VIRAL FILTRATION (VFE ASTM F2101 Nelson Labs) FILTER EFFICIENCY @ 30 L/MIN Mechanical Filter (HEPA) SAMPLING PORT EFFECTIVE FILTRATION AREA (cm2) (using TSI 8130 and ISO23328-1:2008, Also known as Salt Test)