FFP3 Face Masks, inozivikanwawo seN99 masks, inopa yakanyanya mwero yekudzivirira.FFP3 guruva masks ine filtration rate inosvika 99% uye ine 5 akaturikidzana ekudzivirira.Iwo anoshanda zvakanyanya kupfuura mamwe ekufema akadai seN95, FFP2, FFP1 uye masks ekuvhiya.
FFP3 facemasks inopa yakakwira mwero wedziviriro kubva kubhakitiriya nemavhairasi.Aya masiki anogona kusefa zvimedu zvidiki se 0.3 microns.Kunyangwe mamwe ma particles ehutachiona ari madiki pane 0.3 microns, FFP3 disposable respirators achiri kukwanisa kuchengetedza mushandisi.Vanopa dziviriro kune anopfeka kubva kumavhairasi, mabhakitiriya uye zvimwe zvimedu zvinokuvadza mumhepo.Aya FFP3 masks anowanzo kushandiswa neavo vanoshanda muindasitiri yehutano uye ave kushandiswa neruzhinji kupa mwero wedziviriro kupfuura mamwe masiki anoraswa.
FFP3 facemasks inopa yakakwira mwero wedziviriro kubva kubhakitiriya nemavhairasi.Aya masiki anogona kusefa zvimedu zvidiki se 0.3 microns.Kunyangwe mamwe ma particles ehutachiona ari madiki pane 0.3 microns, FFP3 disposable respirators achiri kukwanisa kuchengetedza mushandisi.Vanopa dziviriro kune anopfeka kubva kumavhairasi, mabhakitiriya uye zvimwe zvimedu zvinokuvadza mumhepo.Aya FFP3 masks anowanzo kushandiswa neavo vanoshanda muindasitiri yehutano uye ave kushandiswa neruzhinji kupa mwero wedziviriro kupfuura mamwe masiki anoraswa.
