Ubuyobozi bwa Mann + Hummel bwo mu kirere bwa filteri yujuje ibyangombwa bisabwa na CN95, byatangijwe muri Gashyantare 2020 n'ikigo cy'Ubushinwa gishinzwe ikoranabuhanga n'ubushakashatsi (CATARC).

Icyemezo cya CN95 gishingiye ku bipimo by'ibizamini mbere byateguwe n'ikigo cy'ubushakashatsi cya CATARC mu bushakashatsi bwakozwe ku isoko ku isoko ryo mu kirere cyo mu Bushinwa. Mann + Hummel ifasha abakora ibinyabiziga mugikorwa cyo gutanga ibyemezo.

Ibisabwa byingenzi mubyemezo bya CN95 ni kugabanuka k'umuvuduko, ubushobozi bwo gufata ivumbi no gukora neza. Imipaka nayo yahinduweho gato kugirango hongerweho icyemezo cyumunuko na gaz adsorption.

Kugirango ugere kumurongo wo hejuru wa CN95 (TYPE I), itangazamakuru rikoreshwa mumashanyarazi ya kabine rigomba gushungura hejuru ya 95% yibice bifite diameter irenze 0.3 µm. Ibi bivuze ko umukungugu mwiza, bagiteri na aerosole ya virusi bishobora guhagarikwa.

Kuva mu ntangiriro za 2020 Mann + Hummel yagiye itera inkunga abakiriya ba OE bafite icyemezo cya CN95 gishobora gusaba gusa binyuze mu ishami rya CATARC, CATARC Huacheng certification Co., Ltd i Tianjin. Mann + Hummel irashobora kuzamura uburyo bwo kuyungurura imikorere ya cabine yo muyunguruzi mu bikoresho byumwimerere no muri nyuma yanyuma.