3M  High Efficiency Particulate Filter is designed to use with GVP series PAPR and offers high respiratory protection in conditions having particulates. The PAPR system is powered by a battery pack that draws the air through a filter and the blower unit can be mounted on waist, face or head. It offers great comfort to the wearer by rendering constant flow of air and requires no extra breathing resistance. It is used for military maintenance, mining, oil and gas.