Details

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 * Dual Filter Structure better suits for high-temperature,
high-humidity and fuggy sites
Very Comfortable.

This Device Is An Air-Purifying Respirator Consisting Of A Half Mask Facepiece Assembly And A Pair Of Replaceable Air-Purifying Elements Which Provide Respiratory Protection Against Organic Gas Smoke, Dust. Dual Filter Structure Better Suits For High Temperature, High Humidity Nad Fuggy Sites. Using Different Filters Has Dustproof Or Antigas Function. When The Respirator Wearer Inhales, The Contaminated Air Is Drawn Through The Air-Purifying Elements, Which Depending Upon Their Types, Remove The Hazardous Vapors, Gases And/Or Particular Matter From The Air Before It Enter The Lungs. During Inhalation, The Inhalation Valves In The Facepiece Open And The Exhalation Valves Closes To Prevent Contaminated Air From Entering The Facepiece. During Exhalation, The Exhalation Valve Opens, And The Inhalation Valves Close To Prevent Exhaled Air From Passing back Through The Air-Purifying Elements.