There are other limits to the effectiveness of these masks: They don't always provide eye protection, and any mask is only as good as the seal around the wearer's face - a leak or a weak seal would render them useless.īecause of their limitations, - the disaster-preparedness website developed by the federal government - doesn't recommend the use of any gas masks. Most activated charcoal masks have disposable filters that are easily replaced. As long as there's space on the charcoal filter's fibers for incoming toxins, the wearer is safe.īut after a period of time - depending on the density of toxic chemicals in the air, the wearer's rate of breathing and other factors - an activated charcoal filter will stop working and will need to be replaced. Those threats require a mask with activated carbon, also known as activated charcoal.Ĭharcoal bonds with the active ingredients in nerve gas and other chemical threats, effectively filtering those toxic compounds out of the air inhaled by the mask's wearer. Paper-filter masks, however, are useless against most chemicals, whether paint fumes, sarin gas or airborne organophosphates. (The average human hair is 70 micrometers in diameter.) These masks are rated by the amount of particles they can filter: A mask rated 95 will stop 95 percent of airborne particles that are 0.3 microns in size and larger, while a mask rated 100 will filter out 99.97 percent of particles 0.3 microns and larger, making it comparable to a HEPA (high-efficiency particulate air) filter. Inexpensive face masks, like the disposable paper-filter masks available in hardware stores, are effective only against airborne particles. ĭepending on their type and construction, gas masks can be effective against a wide range of substances, from ordinary dust and pollen to poisonous gases - including nerve gases (such as sarin and organophosphate pesticides) that act on the central nervous system.

We hope we never have to use them here in the mountains, but you never know.In response to these threats, demand for gas masks in Israel has increased dramatically in recent weeks - 62 percent of Tel Aviv residents now have gas masks, according to The Tower, while 75 percent of the residents of Kiryat Shmona (situated near the Israeli-Syrian border) have a gas mask. The filters as stated in the description are BRAND SPANKING NEW. Quality is great, extremely well made, excellent simple instructions, NEW and clean plus the additional carry bag that' s included is a bonus. and then decided to order a second with just a simple phone call. Lets start by saying the customer service and THE MASK are both excellent at ASW. They both came in perfect condition and included a filter. I bought two of these in case of an emergency. It is a plastic ' stretch to fit' that may leave slack and not seal to smaller faces. Should have some information in the description that this may not seal well to all faces. Posted by Jace A Castillo on Jul 2nd 2020 The mask came a 2y size which is pretty good, the shipping time was only 3 days after the initial 2 day period they say the took, and while the USPS agent put it in the wrong locker it successfully shipped all the way to Panamá! (The country not the city in Florida) and while it is pretty small for my head still that' s completely my fault, so the only complaint I have is whatever was in the box when I opened it ended up giving me problems in my nose and it smelled bad, the mask was pretty dirty as well but it was expected from a mask marked to be made in 1988 I believe, after a good cleaning like I saw on a YouTube video it looked brand new however, so I gotta say pretty good purchase and would recommend. 4 Great shipping time but one or two drawbacks.We make no claims as to the effectiveness of these gas masks. Every vehicle, office and home should have one of these for each person to protect against biological disaster, nuclear accident or explosion, chemical spills or toxic fumes. Factory sealed filter is for Nuclear (Fallout), Chemical (Nerve Gases & aerosols) and Biological Agents (examples - Smallpox, Anthrax, Plague, Ebola etc.).Close fitting soft rubber with excellent respiratory and eye protection. (Military gas masks are designed for trained military personnel and have different filters for different tactical situations). Designed for general population, this mask is simple to use by someone without military training. Masks are designed for NBC (Nuclear, Biological, Chemical) warfare protection in case of attack. Each comes with a carrying bag, filter (SEALED). Masks and Filters are all NEW in excellent condition.

Israeli gas mask with filter