The Advantage 4000 APR is an air purifying respirator 
 intended for use in atmospheres which are not immediately dangerous to life or health (non-IDLH). This respirator is
 intended for applications which may require the user to
 enter or exit a hazardous area, or work within the area for
 a limited time. Advantage 4000 series APRs are not
 approved for use in atmospheres containing CBRN conta
minants.
 The Advantage 4000 Model 4100 consist of a faceblank
 mask and head-harness with push-to-connect inlet
 assembly, twin-cartridge inlet assembly, or RD40 inlet
 assembly.
 The Advantage 4000 APR Model 4200 consist of a full
facepiece mask with twin-port or plugged inlet assembly.
 Use of nosecup assemblies provided with Advantage
 4000 series APRs is not optional. Properly installed nose
cup assemblies must be present during use.
 Primary faceblanks and head-harnesses are Hycar™ and
 cloth, respectively.