M93 GPFU System (no filter) - NSN 4240-01-231-6515
Gas-Particulate Filter Unit (GPFU). A GPFU is
the source of clean air for the protected enclosure.
The filter unit houses a blower that routes
incoming air through the first-stage particulate filter
and second-stage gas filter, and provides
pressurization of the enclosure. MCPE has a 100
CFM capacity GPFU that uses the 100 CFM
M48A1 Gas-Particulate Filter, as well as 200 CFM
and 400 CFM GPFUs that use the 200 CFM M98
Gas-Particulate Filter Set