Mestel Gas Mask Filter - 40MM NATO
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The experts recommend having 3 spare filters for every gas mask you own. And don't trust the expired filters that come with you mil surplus masks. The Mestel filter protects against chemical and biological warfare agents like sarin, mustard gas, cyanogen, arsine and phosgene. Radioactive and highly toxic particles. Aerosols and micro-organisms. Bacteria and viruses. Many industrial gases such as chlorine, hydrogen cyanide, hydrogen sulphide, organic and inorganic acids, such as formic acid, sulphur dioxide, hydrogen fluoride and hydrogen chloride. Warfare and terrorism agents such as anthrax, smallpox, mustard gas as well as riot control agents like CN and CS tear gases. Third party tested and 99.99% effective against all particulates. Manufactured with sealed caps with a long 5-year shelf life. 40mm NATO threaded filter fits any NATO mask Compatible with masks that previously used the M95 cartridge, SGE150, SGE400, SGE400/3, SGE400/3 BB masks. 5 year shelf life.