MSA Safety Works N95 Dust Respirator with Valve Maax Key from exterior and turn

Key from exterior and turn button from interior will lock or unlock exterior knob or interior knob

keyed alike in sets of 4

PCD (polycrystalline diamond) tip deliver up to 75X the life of a traditional carbide tipped blade

Duofast Dafn-6480

for exterior doors

MSA Safety Works N95 Dust Respirator with Valve Maax Key from exterior and turnUtilizing reusable respirators such as Elastomeric Filtering Facepiece Respirators (EFFRs) and Powered Air Purifying Respirators (PAPRs) will save healthcare institutions from expensive emergency purchases of disposable respirators such as the N 95 while providing superior protection for healthcare workers during the duration of COVID 19 and subsequent pandemics.