For full-on warzones, accept no less than this filter. Featuring 40 mm EN 148-1 standard thread (as seen on US gas masks as well), this filter is used in combat and high-risk service on a global scale.These days, it makes sense for a civilian to have one of these and an appropriate mask in their contingency box. You never know when a forest fire or factory explosion happens next door and the wind is blowing from the wrong direction.Features and protection rangeThe Scott CF32 has a very high flow capability with low breathing resistance. This is the power player's choice for serious work, let others catch their breath!Protects against organic, inorganic, and acid gases and vapors, solid and liquid particles, radioactive and toxic particles, bacteria, and viruses.Shelf life 5 years at most, after opening 6 months.3M Scott Fire & SafetyThe owners and the name may change, but this is the same manufacturer that has made gas masks and such for a long time. The customer base includes various armed forces and fire brigades around the world. To put it short: the reliability and safety of Scott masks is top-notch.Made in the UK.
