ISI offers two versions of the air purifying respirator(APR) - the AirSwitch APR and the RDV APR.
Utilizes the AirSwitch facemask design with the four point head harness with the pull forward straps. Can be used with a ISI P100/OV filter.
Uses the same mask as used on the Viking Z Seven SCBA with the RDV mask. Mask can be used for either APR or SCBA. Includes the four point head harness with the pull forward straps. Can be used with an ISI P100/OV filter.