aaron collins mask spreadsheet

Moreover, the toolbar appears at the Internet Explorer by selecting "Visolve" in "Toolbars" in the view menu. If you decide to use an elastomeric, be sure to carefully follow the manufacturers instructions for putting it on and taking it off. Eighteen of them flunked, about 42%. KN95 and KF94 masks have styles made for children, so once you find one, you need to go through the same vetting process that you would use for an adult mask, using the links below. Aaron Collins, an engineer who routinely tests masks and who has gained a YouTube following as Mask Nerd, recommends buying KF94s from Korean beauty product importers like Be Healthy or KMact. Well call better masks HiFi masks, meaning they provide higher filtration combined with good fit. Kimberly-Clark, 3M and Gerson all make duckbill N95s he likes. (NOTE: The reviewer received a free sample.) YES 2.2 Is it OK to just wear the mask over my mouth and leave my nose out? Also, some N95 masks come with valves that wont filter some of the air you exhale. As of February 17, 2021 these appear to have up to an 8-week lead time for orders. But many people dont know how to wear an N95 properly. I wonder how many lives have been saved by Aaron's work. These links to resources on masks, videos, and comments by researchers (the Content) are for informational purposes only and should not be construed as professional advice. 2. Miller says a mask can lose some of its particle-trapping electrostatic charge over time, and the headbands or ear loops can lose elasticity all of which may render it less protective. Masks protect the wearer, study. Aaron Collins tests these masks for filtration and fit himself. "I know I said I was done last March," Aaron Collins said on his YouTube channel, where he'd been posting his reviews of KF94, KN95 and 95 masks for the past 18 months. The advantage of a PAPR is that it is exceptionally easy to breathe compared to other HiFi masks. If you want to double mask, we suggest picking from one of these four masks to find the best fit for your face, then wearing a quality surgical mask underneath it to provide effective filtration. There are three mask braces/fitters on the market we are currently aware of: Below is a good three-minute video by Fix The Mask that explains the importance of mask fit and why a mask brace works. So if you want to provide the best protection for yourself, you need to remove facial hair so your mask can create a good seal. Its a duckbill style, so it does look a bit weird. The nose wire will help provide a better seal around your nose, forcing more air through the cloth filtering material. Remember, both are equally important. Immediate Availability. In concept, a cloth mask plus a filter insert will better protect you than just a cloth mask. [T]en respirators were submitted for evaluation. Only masks that are certified by NIOSH may carry the N95 label. Clean hands with soap and water or an alcohol-based hand sanitizer before and after touching or adjusting the respirator (if necessary for comfort or to maintain fit). Mr. Collins may be best known for his list of childrens masks. It only appears available from foreign suppliers, such as here.. Other clear masks on the market that we are aware of offer much worse fit and filtration. The filtering materials in an ASTM Level 2 or Level 3 mask are just as good, or better, than the materials in an N95 mask. Be sure to get your KF94s from a Korean manufacturer, not Chinese. Aaron Collins, a scientist with a background in aerosol science, has been reviewing a variety of masks, including N95, to find the most effective, comfortable, and durableessentially taking. NIOSH has a not very user friendly website where you can check if the mask is on its certified list. This might make it difficult to breathe and may not produce high FFE. The package will also have an expiration date and a lot number printed on it. It points out that, if a mask's pressure drop is low enough, there may be no need to try to reengineer the mask and make it even lower. Cloth masks dont provide good filtration, but medical grade surgical masks have excellent filtration. Only those showing data documenting high filtration claims will be listed and none are NIOSH approved. Sales Policy Its not clear to us how well this would work for teaching if you need to speak loudly. The best cloth masks have difficulty achieving more than 50% filtration efficiency for the smaller droplets and aerosols that can contain viruses. Project N95 is a nonprofit known for vetting its mask suppliers. However, N95s do come in S/M sizes that might work for some older children. Of the 49 counterfeits, the average minimum filtration was just 45.9%, less than half the promised filtration. (see video) [1/4]Here is the recommendations right now, and remember buy a few of a variety of sizes, faces are unique and there is a huge range. Remember, both are equally important. Fix The Mask independently tested a number of the most commonly available surgical style and surgical masks. The problem with a valve is such a mask provides less protection for people around you and people may be upset at you if you wear a mask with a valve. 2023 The American Society of Mechanical Engineers. No conclusions can be made regarding equivalency to N95 products that are NIOSH approved. Then it counts how many particles are inside the mask Collins is wearing, which is hooked up to the condensation particle counter through a plastic tube that allows the . Many people understand that better filtration will better protect you from inhaling viruses. Also, dont get fooled into thinking any mask with 95 in the name provides the same protection as a NIOSH N95. Redefine the new normal. Youre not getting the full benefit of a respirator if you put it on and its not forming a seal to your face, said Nicole Vars McCullough, vice president for personal safety at the 3M Company, the largest U.S. manufacturer of N95 masks. A paper published by JAMA Internal Medicine in December 2020 found that what appears to be the Easy Mask High Point or Eden, with a nose bridge and filter, achieved a fitted filtration efficiency (FFE) of over 70%. According to this research paper, Tying the ear loops and tucking in the corners of the procedure mask to minimize gaps in the sides of the mask increased the mean (SD) FFE to 60.3% from 38.5%. The key advantage to the KF94 is that it comes in small sizes for kids. According to him: For now, choose a kids' mask made by a manufacturer which also makes good-quality adults' masks. While there is no N95 mask for kids approved in the United States, mask makers in China and Korea have created KN95s and KF94s for children, including some with child-friendly colors and prints. Before reuse, you should ensure there is no visible damage to the filter or straps and that it is not soiled. I didn't understand the entire paper. If you use a cloth mask alone, the CDC recommends two or more layers of washable, breathable fabric. However, we dont recommend double masking with two cloth masks with two or more layers of fabric. This study, published in the Journal of Hospital Infection, used a flat elastic rubber sheet (Pilates & Yoga Elastic band) with good results. If inadvertent contact is made with the inside of the respirator, discard the respirator and perform hand hygiene as described above. Also, if you think youve found a mask that appears to offer high levels of protection, but is not listed, please let us know. While the USA-certified N95 mask provides great protection, the mask is made for adults and it is not available in sizes that will fit kids 12 and under. For KN95 masks, you can use two checklists from the Food and Drug Administration. To minimize potential cross-contamination, store respirators so that they do not touch each other and the person using the respirator is clearly identified. However, there is one exception the Savewo Smile, which appears to be made out of high filtration materials to the Korean KF94 mask standard. This article by The Wirecutter gives solid advice on reuse. Do not wash the face mask with water. NIOSH-approved FFRs will always have one the following designations: N95, N99, N100, R95, R99, R100, P95, P99, P100. If you can find N95 masks for a reasonable price, I personally would recommend that you buy those instead of KF94 masks. If you buy at Amazon or eBay, you are probably even less likely to have confidence in the quality you are getting. Or do you want maximum protection, but you're going to have headbands and if you have long hair, you're going to have to put it in a ponytail to put it on and then let it back down?". Aaron Collins is helping Americans find high-quality face masks that will protect them and others from COVID-19 without taking supplies away from frontline medical workers. I've spent a fair amount of time over this pandemic researching masks, calling experts who study them and fielding questions like from family and friends. MR. COLLINS' FULL TESTING DATA SET CAN BE FOUND HERE. NO 2.3 Is it ok to remove my mask to talk? Pack or store respirators between uses so that they do not become damaged or deformed. But we cant recommend you wear an elastomeric with a sealed valve for long periods of time because of the possibility of carbon dioxide (CO2) build up inside the mask. Full disclosure: I speak from experience. published in the Journal of Exposure Science & Environmental Epidemiology, study, published in the Journal of Hospital Infection, paper published by JAMA Internal Medicine, Filtering Facepiece Respirators FAQ: General Public, short guide on how to do a user seal check, decontamination & reuse of N95 respirators, The Omicron variant is by far the most infectious variant to date with. But I came out of retirement to do the kids video. "An N95 is more protective because it has a better face seal in general than a KN95 or a KF94," explains Aaron Collins, a mechanical engineer with a background in aerosols science. Zeynep: If I were wearing an N95 just for the weekly grocery store run, Id probably be fine with alternating two carefully handled masks for many months as long as the elastic works and theres no soiling. Your N95 should be stamped with NIOSH, as well as the company name, the model and lot numbers, and something called a TC approval number, which can be used to look up the mask on a list of approved ones. . See our explanation above for more info. Rotating a few is enough for disinfection. Speaking results in about x10 times more respiratory aerosol emission than just breathing, and singing (at high volume) or yelling can be about x50 times more. (Masks that carry an electrostatic charge all have expiration dates.) The Wirecutter, a product review site owned by The New York Times, recommends the 3M 6502QL/49489 Rugged Comfort Quick Latch Half Facepiece Reusable Respirator, which it says is comfortable to wear and widely available in multiple sizes. It also recommends the 3M 3M 2097 P100 filters, which we agree are a good choice for excellent protection. The design appears to allow unusually easy breathability. Simply try wearing your cloth mask over a surgical mask. Construction/Industrial Market Elastomerics. A mask fitter fixes the surgical mask to get a tight fit such that you can effectively get N95 level protection if you use a well constructed mask brace and a high quality surgical mask. Happy to report my husband was able to use a N95 Readimask during his MRI. 2023 The American Society of Mechanical Engineers. No action should be taken based upon any information contained in this website. If you do buy a KN95, be sure it has filtration results of over 95% from this report or updates to it. What if you don an N95 only for a quick trip to the store every now and then? 9.1 Teaching 9.2 Masks for retail sales employees and wait staff at restaurants 9.3 Clear Masks Communicating with deaf persons, use by persons using American Sign Language, or persons who need to convey facial expressions 9.4 Hair Salons. If you wish to go the cloth route, you should read their review here. Also, if you don't have an N95 or a KN95, the CDC recommends . Aaron doesn't test kids' KN95 / KF94 masks. Follow the manufacturers user instructions, including conducting a user seal check. The 3M VFlex 9105 has pleats that flex with mouth movement while talking, and it is economical. There are no affiliate links, and his channel is not monetized. If you can find a tight fitting and breathable cloth mask for your face, then combining it with a surgical mask should give you a substantial boost in protection. This took about two minutes. The mask also comes in three sizes, one appropriate for kids and two for adults. Those are the gold-standard in the U.S., says Aaron Collins. Generally speaking, he has found nearly all KF94 masks from Korea to be of high quality. You can also go to big-box stores like Home Depot and Lowes, says Collins. Six of them failed to filter at even half the standard. In some cases, it is helpful to have a clear mask so others can read your lips or see your facial expressions. The results of any filter penetration test can only be used to provide a check of the products filter efficiency. This video below is a great illustration of the importance of fit. You can find a link to the online store he used to buy each mask he tested. Which respirator is right for me? 2023 The American Society of Mechanical Engineers. This disposable mask respirator has a soft silicone seal that likely makes it more comfortable than a standard disposable N95. Big retailers like Home Depot and Lowes typically work directly with manufacturers approved by NIOSH or their distributors, so if you find an N95 mask in a major retail store you can be confident youre getting the real thing. It comes in a range of colors and claims to provide N95 level fit and filtration and the company says it is working toward NIOSH approval. Whereas in a study published by the American Medical Association, the differences were less pronounced, 92.2% of participants passed fit testing with elastomerics compared to 88.5% using disposable N95. Keep in mind these studies were conducted on healthcare professionals, so your likelihood of getting a proper fit is probably worse. has created an infographic showing you the printing to look for on your N95. Wearing a mask leads to people becoming less sick if they do get infected, study. Compared to N95s disposable masks, which are supposed to be thrown away after a single use, elastomeric respirators use filters that need to be replaced only once a year unless they become damaged, soiled, or clogged. Press J to jump to the feed. There is no need for a filter that is rated for organic vapors to protect yourself from the virus. If you have an earloop mask and the straps do not adjust, your best bet is to buy or make an ear savers attachment, which not only take the pressure off your ears, but it will likely improve your fit. BOTN Black, White, Color, 2D, 3D & Size Mix & Match - KF94 - 100pcs $300.00 $130.00 -40% -25% Some Covid masks are better than others. The FDA only reviews the manufacturers data. The kit has *everything* you need to do mask fit tests at home. Moldex makes a variety of N95 masks with extra features beyond the standard disposable respirator. There is no need to ask permission. All rights reserved. Reddit and its partners use cookies and similar technologies to provide you with a better experience. Similarly, KN95 masks are the Chinese equivalent to N95 masks. While weve studied many materials, none of us are aerosol scientists or doctors. for many foreign made masks, including KN95s. The Korean FDA also has a portal to check for genuine KF94s, though it's currently only in Korean. The paper did not specify which model of the Easy Mask was tested this is our best guess by examining the paper and the Easy Mask website descriptions of their mask options. After months of public health experts urging Americans to start wearing higher-quality masks, the Biden administration announced they're sending free ones to pharmacies and community health centers in the near future. This graphic shows the difference between ASTM Levels 1, 2 and 3. Collins' spreadsheet identifies five basic types: bifold, boat, cup, cone and duckbill. We recommend checking a mask manufacturers website to see if it lists authorized stores or online sellers where their masks can be bought. Here's my attempt to answer your questions and break down mask buying and safe usage for you. The Envo Mask is profiled above here. If you are looking for mask advice for kids 12 and under, this 20-minute video by Aaron Collins is an excellent introduction. Many of the construction market elastomeric masks resemble a gas mask, but these or the medical market masks are typically more comfortable and cheaper than an N95 if you use masks every day for work. 3M has a dedicated spot on its website to help consumers spot fake masks. It is a key technology in the development of personalized medicine. Masks produced after July 1, 2021, bear the standard number GB2626-2019; masks produced before that date have the standard number GB2626-2006. [T]en respirators were submitted for evaluation. I'm pretty sure you could run a marathon in that thing and not have a problem," says Collins. The design of your elastomeric may or may not allow for covering the valve with a surgical or cloth mask or it may make it too hard to breathe. If you want to double mask, we suggest picking from one of these four masks to find the best fit for your face, then wearing a quality surgical mask underneath it to provide effective filtration. Its a duckbill style, so it does look a bit weird. Yes. An article by the Business Insider summarizes the evidence for this combination. Filters cost as little as $1.50 each in packs of 50. But an N95 mask will do a better job of protecting you. Latex Free Enhanced Comfort and Secure Fit - Features latex free and amazingly soft and durable headband straps as well as an adjustable metal nose piece to ensure a tight yet comfortable seal. (Health workers shouldn't reuse them.) His son's favorite mask is a KF94 made in South Korea, which is effective and. Remember what we warned you about earlier the fit of your mask is just as important as filtration. On Feb. 13, 2021, the CDC announced new guidance titled Improve the Fit and Filtration of Your Mask to Reduce the Spread of COVID-19., The same day, the CDC released Improve How Your Mask Protects You.. Mask size, in millimeters. Yes. If your KN95 is missing those things, she says that this suggests it's not authentic. Avoid touching the inside of the respirator. Masks and Face Coverings 2) Types of Respirators 3) How Respirators Work 4) Who Can Use Respirators? Do not share your mask with someone else. The manufacturers of the following masks have confirmed to us that the following masks have no metal parts. N95s are strapped to your head with headbands, which give them a snug fit and with masks, a tight fit is key to better protection. Look for masks that come in different sizes and consider different designs. This. Worse is that many of the ones that flunked missed the standard by a huge margin. Jennifer Swanson/NPR Collins, the Mask Nerd, has created a number of lists and resources for mask buyers. At least one user, who is expert on masks and has bought many masks of all kinds, confirms it transmits sound very well, perhaps the best of any mask with its level of protection. These small droplets and aerosols can contain enough viruses to infect you. The. Collins, an aerosol expert, compiled a list of the best child-sized masks to protect against Covid-19. Carbon dioxide is not a silent killer like carbon monoxide, but high levels can lead to impaired consciousness and other health effects. "But, then, I never thought I'd be doing this in the first place." Collins has tested a bunch of brands you can find his results for kids' masks here, which also suggest which masks might fit different age ranges best. If you do go this route, we recommend you choose a mask found by the, to come with a relatively effective but breathable filter. 1.2 Who has written these FAQs? If the number is too high, the mask can be harder to breathe through. It may take some time and trial and error to find a good match for you. indicated the Outdoor Research mask was the most breathable. https://docs.google.com/spreadsheets/d/1M0mdNLpTWEGcluK6hh5LjjcFixwmOG853Ff45d3O-L0/edit#gid=1976839763, https://www.youtube.com/channel/UC3fF_rzkmZD0ufN685YE7lg. Heres an example. The Singh Thattha technique is an innovative solution developed by Dr Rajinder Singh, and was put to the test in a Pilot study using the much more robust Quantitative fit testing method.. Green results are best; red ones are worst. In the CDC experiment cited below, the reduction in exposure with an ear loop design to the tested particles was just 7.5%. Heres a guide. A summary table of the numeric data can generally be found in the thumbnails of his videos. Some Covid masks are better than others. Keep in mind that, an FDA listing does not indicate FDA testing or approval of the product, . He joins "CBS. Indoor air is a constantly changing, turbulent environment. Some of them he has been gifted, but many of them he bought himself. If its too hard to breathe through your mask, more unfiltered air will rush in through the leaks in your mask. A mask that fits a friend or even a sibling well might not fit your face well. The Strapless N95 Face Mask is by far the best option for hair stylists and their customers. The FDA recommends patients wear face masks with no metal during MRIs.. She says KN95s typically have a two- or three-year shelf life. "There is not much difference between 94 and 95% filtration," said Dr. Andrabi . If you know the NIOSH approval number, go to this part of the NIOSH website and you can check on the approval. The science is clear, everyone should wear a mask during the pandemic. A legitimate KN95 should also be stamped with text, including the name of the manufacturer, the model, and GB2626-2019, which is a reference to a quality control standard approved by the Chinese government. It does have a higher price, but the manufacturer says it can be reused until the filter gets clogged with dust and becomes hard to breathe through, or if the insides get dirty and contaminated, or if the respirator is punctured, crushed, or otherwise structurally damaged.. That's MaskGod Mr. Aaron Collins, P.B.U.H.*. It only appears available from foreign suppliers, such as here. from $2 99 from $2.99 Regular price $8 99 $8.99 Save $6 Recently viewed. . The mask comes in four sizes, also unusual for a respirator. is a great illustration of the importance of fit. Elastomeric masks, like this one, are very comfortable to wear over extended times, far more so than any conventional N95 disposable respirator. For example, I dislike rigid cup-shaped N95s, though Miller says many men prefer that style "for reasons I don't understand." But if you really want the convenience that Amazon offers, he recommends sticking to the official stores of well-known mask brands, such as 3M or Kimberly-Clark. Yale economic study finds that the benefit of each additional cloth mask worn by the public is conservatively worth $3,000-$6,000. If you are using a disposable respirator mask for personal, not medical use, it is safe to reuse it. has a few lists you can use to confirm a mask has been vetted. Heres. In short, if you want to get the full benefit of a better mask or the highest possible protection from your better mask, you will need to shave any facial hair where your mask needs to contact your face to get a good seal. where you can check if the mask is on its certified list. Aaron Collins, known as the Mask Nerd, . The design looks as if it would convey sound well. I used Collins' list to find a respirator that worked for my 7-year-old. The samples were tested using a modified version of NIOSH Standard Test Procedure Only particulate filter efficiency was assessed. Of the mask fitters on the market, we believe the Fix the Mask brace is the best for teaching.

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