Chemical Respirator NP 306 is a device to protect you from inhaling dangerous and hazardous substances such as chemicals, organic & inorganic vapors, dust, debris, gases, fumes, airborne micro-organisms, infrectious particles. It is designed to safeguard a workers health in a hazardous prone environment. The basic features for this chemical rrespirator includes double chemical cartrigdes (RC101) which is replaceable, two exhalation valves, double filter dust respirator, elastic adjustable headband, soft reusable PVC facepiece. This particular respirator suits a wide range of applications and uses such as painting, chemical handling, industrial cleaning, pesticides, construction, oil and gas industries, laboratories, etc. Comfortable to wear even when putting on eye protection wears and does not interfere with other personal protection safety wears.