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Expired gas mask filters12/28/2023 What’s more, it’s rated for crowd control chemicals, including CN, CS, and OC gas, pepper spray, and mace. It’s rated to work all 40mm threads and masks, it provides active protection against chemical, biological, radiological, and nuclear agents. The Mestel 40mm Filter is one of the most popular and reliable gas mask cartridges on the market today. #2: Mestel 40mm NATO NBC/CBRN Gas Mask Filter The best “catch-all” filter for all agents. They come individually packaged and are easy to stack, store and manage. Of course, these filters still provide full protection from NBC threats, and they sport a truly impressive 13.5-year shelf life. So, instead of also keeping a single-use fire/smoke hood on hand, you can use your existing gas mask for smoke protection in case of a house fire or wildfire. The VK-450 helps to convert CO into CO 2, allowing you to breathe it out. While most conventional gas masks and filters can protect you from hundreds of nuclear, biological and chemical threats, the VK-450 is one of just a few filters that can also protect you from carbon monoxide and minimize the risk of smoke inhalation. Transform your gas mask into a reliable, fully functioning multi-use smoke hood with these VK-450 filters.ĭesigned to overcome smoke & particulates (along with high concentrations of carbon monoxide), these advanced filters provide crucial hours of protection and clean air from some of the most common disasters faced by US citizens. #1: MIRA Safety VK-450 Smoke / Carbon Monoxide Filter Cartridges Protection during structure or wildfires. The media inside the filter must remain isolated from the environment, or it may absorb particles and contaminants in the air over time, diminishing its effectiveness.īTW If you buy anything from the links we provide on this page we might get a small percentage of the sale. When shopping for filters, never buy one that’s been unsealed. Most provide a shelf life of five to ten years, though high-end models can last for up to 25 years or more (with proper storage). Shelf LifeĪll gas mask filters have a shelf life. Other threads will usually be specific to a corresponding respirator or mask model (like 40mm Soviet filters, which may use left-hand threads). The most common threading you’ll find is the 40mm NATO Standard (Rd 40 x 1/7”), and this is typical for most filters on the market. There is some standardization in the threads and fittings used to pair filters with their respirators and gas masks. A filter rated with a “CBA-RCA” rating means it protects against chemical, biological, and riot-control agents, but not nuclear. For example, a filter described with an “NBC” rating means it protects against nuclear, biological, and chemical agents. Other acronyms will indicate what kinds of agents your filter will block.
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