Get my free pattern to make your own DIY face mask, with or without a filter! Once the metal mesh is no longer held together by any cardboard, gently peel the the metal mesh from the white filter material and/or unzip the white filter material off the metal mesh. Want to remember this? Felt can be made of wool (uncommon these days) or from synthetic fibers such as petroleum-based acrylic or wood pulp-based rayon (more typical, especially in “craft felt”). Share it with us! It's OK to overlap the interfacing, because it's going to melt at this step. Take your iron and damp cloth and your heat shield and press the cloth flat, outside of the Filtrete area. But if your end user has something like a homemade cloth surgical mask, this should work well. That said, to the extent that you breath through your mask, and not around it, this liner should greatly improve filtration of fine particles. People wearing glasses will see that if their glasses fog up.I've got a simple solution that works well with a cloth mask. You are aiming for a continuous line of interfacing, all around the Filtrete. Do I really need a filter in my DIY face mask at all? Cloth Face Mask, Reusable Washable Face Masks with Adjustable Ear Loops, XDX Breathable Face Mask with Mask Filter for Women, Men, Unisex Adults(L/XL) - 6 Pack + 6 Mask Filters (US Flag Design) 4.4 out of 5 stars 205. They only use about $0.25 worth of Filtrete. The CDC recommends “wearing cloth face coverings in public settings where ... bacteria, mold spores and pollen. Staple it. The problem with non-N95 masks is that you aren't breathing thru the mask as much as you should and are breathing around a mask. But what matters is that they work. Shop Face Masks on Amazon (new stock added daily!). I used a metal ruler. I didn't. Put the first layer of floating row cover on your ironing board. Did you make this project? You want to tape the mask at the top and perhaps elsewhere. The short dimension is the sides of the mask. Because every breath is important, Filtrete™ Healthy Living Air Filters proactively capture dust, bacteria, viruses and allergens from the air passing Otherwise, you end up with the raw ends of the staple against your face. Outside is the side you pleated from. Altering any of the 3M Filtrete™ Air Filters is not recommended or supported by 3M or the Filtrete™ Brand. Coronavirus and Important Things to Know About ... - Filtrete When you want the best possible air filter for your home, microparticles matter most — they make up 99% of the particles that are in the air. $12.99 $ 12. Your home should be your sanctuary, starting with the air you breathe. on Step 6. You will find that, for the great majority of them: The pleats lie flat when the mask is flat, The mask expands toward the side that you pleat from (front vs. back), The pleats are all oriented in the same direction. $12.99 $ 12. I used good-sized MPR 2500 filter, and I ended up with a piece of filter cloth 2' x 12'. The CDC and White House now recommend wearing a homemade face mask when you venture out of your house. Mark a line, along that dimension, and write "pleats" to remind yourself how this should be oriented. 99 £8.99 £8.99 My best guess is that this should be good for hundreds of hours of use, if not more. Buy It! If you use two pieces of Filtrete, you can use a little math to estimate what fraction of particulates they shouldl capture, based on the 3M specification. My kids are happy to use handmade colorful face masks now. If you can’t sew, please help us by either donating or purchasing one or a few of these 3M-1900 Filtrete filters, MERV 13 minimum. Really, if you end up mailing one these to a friend, the postage will cost more than the mask liner will. And something to use as a thin, flat weight, such as a metal ruler or a large wooden ruler. Yeah. Mark the outside and the top. If you have the dexterity to put in three smaller pleats, that's probably better. Don't make them too wide, or they'll stick out beyond your fabric, and you'll glue your iron to your ironing board. Choose your favorite ram pickup face masks from thousands of available designs. At 3M, we believe MERV only tells part of the story. Longer is better, I guess. It’s critical to note that a material’s inclusion on this page does NOT make it suitable. Langrish JP, Mills NL, Chan JK, et al. Put a line across the Filtreteâ¢ pattern, parallel to the top and bottom and write "pleats" on it. Really, just a flat piece of cloth, with a few pleats in it. Adjust the interfacing so that it's all lined up again. Iron (and ironing board, if you have one), thin cotton cloth (such as a bandana), office stapler, tape measure, scissors, and a sharpie. Save this DIY Face Mask Filter List to your favorite Pinterest Board. These recommendations specifically refer to homemade masks, to avoid diminishing the already depleted N95 face mask supply – desperately needed by hospital and front-line workers repeatedly exposed to the … For that reason alone, if you use this, you want to use it behind a tight-fitting cloth mask. Finally, I keep calling this a mask liner, and not a mask. A cloth mask will never be a substitute for an N95 respirator. Ideally, set this up so that the metal nosepiece of your close-fitting cloth mask sits on top of the Filtrete. All ram pickup face masks ship within 48 hours and include a 30-day money-back guarantee. It has to be thin because you have to be able to see the outline of the heat shield through it. Handmade from 3M Filtrete 2800. It really can't filter anything. And, calling it cheap is an understatement. It's a simple way to upgrade a bunch of existing cloth masks so that … Tip There is no good way to do this. Cut a second piece of cardboard 10.75" x 10.5" (or thereabouts) for the thin cover material. A couple of feet of aluminum foil (to make a heat shield for ironing). As noted, this step determines what the front of your mask is, and what the bottom (chin) is. The openings of the pleats face downward when worn (bottom vs. top). Filtrete has recently changed packaging. That's what you are trying to replicate. The longer dimension is the side-to-side dimension. Cut out one piece of Filtrete, and two pieces of floating row cover. Exact dimension and exact cutting of this material does not matter. These different materials will behave differently, so it’s important to know what you have. Which seems impossible, until you realize that the don't work at all the way you might think. Jennifer Marx is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Otherwise, if you have the precut stuff on rolls, 1" wide is about right. Cut one piece of cardboard, 6.75" x 6.5", as the pattern for the Filtreteâ¢. Keep it neat. Because it is taped, you don't mess around with the masks. The material creates a tortuous path, and various mechanisms result in the adhesion of particles to the fibers without necessarily blocking the open spaces, still allowing air to flow easily across the filter (, « Paper Bunny & Chick for Spring: 3D Layered Filigree. It's a simple way to upgrade a bunch of existing cloth masks so that they have some ability to filter tiny, aerosol-sized particles. If you are buying the stuff that's already pre-cut in a narrow roll, 1" wide is about right, but 2" wide would be too wide (and/or, you'd have to cut that down). Can filters be washed? The long dimension is the top and bottom edge of the mask. It is plastic, easy to tear, sticks to everything and doesn't hurt much when you take it off. But in addition, while Filtrete is rated for capturing particles up to 10 microns (about a tenth the width of a hair), there is no information from 3M on what it does for particles above that size. But very light-weight, very breathable, and, in theory, very good at capturing fine particulates. That's an E1 particle in the 3M literature. FilterBuy Platinum MERV 13 vs Filtrete MPR 1500. You need to give the fusible interfacing (glue) enough time to cool down before you test it. Filtrete 20x25x1, AC Furnace Air Filter, MPR 2200, Healthy Living Elite Allergen, 2-Pack (exact dime… Now, if you are picky about direction of air flow, turn your "sandwich" from the last step so that the fresh air side is up. just using a bandana. If you want more filtration, you can either start with two piece of Filtrete, or if you have the room in your mask, try adding two of these finished one-piece mask filters. Question: Would MPR 2200, 1900 & 1500 furnace filters made by FILTRETE be effect as a homade mask liner? I used a thin spun-bonded polyester fabric sold in hardware and garden stores as "floating row cover". This is the tape hospitals use. MPR (Microparticle Rating) is a rating system that includes microscopic particles not visible to the naked eye. It seems to work. A sign that your mask is working is if your glasses stop fogging up and the mask moves in and out. Filtrete™ HVAC Filters MPR 1500 and above, including our Smart Air ... about Filtrete™ Filters and the filter material used in our products. Filtrete Odor Reduction Filter from 3M Clears the Air and Captures Allergens - Duration: 1:30. early all of the chemicals commonly found in dryer sheets are generally recognized as safe (GRAS) by the Food and Drug Administration (FDA), that does not mean they were tested as safe for use as face mask materials. Everybody and their brother is doing experiments on all sorts of household goods, including T-shirts, … Get the metal mesh entirely free from the cardboard. People are now encouraged to wear a cloth mask when in public. So one layer would let 23% pass. 5% coupon applied at checkout Save 5% with coupon. ( does not include the face mask shown in photos). see the CDC’s Cloth Face Covering information and material suggestions, Davies, Thompson, Giri, Kafatos, Walker, Bennett, Allan, 2013, The Annals of Occupational Hygiene, Volume 54, Issue 7, October 2010, Pages 789–798, https://doi.org/10.1093/annhyg/meq044, “Face Masks Against COVID-19: An Evidence Review”, https://smartairfilters.com/en/blog/paper-towel-effective-against-viruses-diy-mask/, Reusability of Facemasks During an Influenza Pandemic: Facing the Flu, manufacturer’s specifications indicate it may be effective, manufacturer’s specifications on their web site, You can read the Material Safety Data Sheet here, manufacturer specifically stated on their web site, Available online, but often do not ship for some time. ( does not include the face mask shown in photos). One high-end filter will yield a huge amount of material. 4.8 out of 5 stars 177. My free pattern to make your own DIY face mask. They’re double-layered for extra density and should fit most standard cloth face masks — but you can also cut them to fit your mask if they’re too big. According to the, “Respirator and medical mask filters are typically composed of mats of nonwoven fibrous materials, such as wool felt, fiberglass paper, or polypropylene. The reason is that you don't want to compromise any seal you have, between your cloth mask and your face. One medium-sized filter will provide enough filter medium for many, many mask liners. You might have to take a knife to the cardboard, cutting along the edges, to do that. Filtrete Allergen, Bacteria and Virus Air Filters help capture unwanted particles from The filter material has never been tested to be used as a face mask for respiratory protection. Just try to do as little damage as possible to the filter medium. And that's what makes an N95 an N95 -- they capture 95% of those 0.3 micron particles. 3M - 50051131071945 Respirator Filter Replacement 5P71, 5 Pairs, P95, Must Be Used with 5000 Respirators or Cartridges 6000 Series Any virus captured on the mask surfaces will self-destruct over time. 2PCS Safety Cotton Face_Mask_Protect, Washable and Reusable_Bandanas with Breathing valve With Activated 10Pcs Carbon Filter Replaceable Filters Haze Dust_Protect for Adults 4.3 out of 5 stars 2,521 £7.99 £ 7 . Some fusible interfacing or "Dritz Stitch Witchery" or similar. Filtrete Ultra Allergen Reduction Filter by 3M: FREE SHIPPING on purchase of certain quantities of each size! Mask Filters, XDX (60pcs) PM 2.5 Face Mask Filters Activated Carbon Filter Replaceable for Men Women, Anti Pollution Washable Cotton for Adults Outdoor Activities. In any case, as with your home air filter, if this gets clogged, it should become harder to pass air through. High-end furnace filters are designed to filter out those fine particulates without creating a lot of back pressure. You will mess up some spots on the filter cloth due to (e.g.) Something about the weight of a bandana will work well. Because of this, you must flip your stapler upside-down when you staple the pleats in place. Only. What makes for an effective homemade mask? Two pieces of thin cardboard (for patterns and guides). Beneficial cardiovascular effects of reducing exposure to particulate air pollution with a simple facemask. It comes easily off the cloth. This will be used to enclose the Filtreteâ¢, making it easier to work with and ensuring that no stray fibers escape as you use it. Filter Inserts are Pleated for ease of Inserting in your Favorite Reusable Mask. (Just FYI, the blue "single-use" mask is not rated for use by hospital workers and could not legally be used in a hospital. Do your end user a favor at this point. You'd end up breathing around it, rather than through it, which defeats the whole purpose. For one, there's no nosepiece. Hold the heat shield in place, and iron all around the edges of that. Couple of layers is adequate. My kids are happy to use handmade colorful face masks now. In effect, if a piece of cloth was woven so tightly that it could capture those well, you'd hardly be able to breathe through it. (Alternatively, flip the pleated assembly before you staple.). heat-welding at the edges, and a few spots of glue elsewhere. I make no guarantees or warranties about this. The liner is so breathable that I double you will notice any difference in breathability. I'm not sure if this matters, but if you think it does, you're going to want to put that side UP when it comes time to pleat the mask liner. $19.99 $ 19. Given that they are coated in chemicals and fragrances, I feel this would be a poor choice as a filter. Wet it, and just squeeze it dry in your hand. Filtrete™ Brand Filters have exclusive Filtrete™ Brand 3-in-1 technology from 3M that pulls in and traps unwanted particles while letting cleaner air flow through to help your home stay cleaner, fresher, healthier. Meets the American Lung Association Health House Indoor Air Quality Guidelines. As discussed above. Use firm pressure, and shoot for two or three seconds of hissing steam at every spot. I have a few N95 masks however if the … The key fact you have to know is that, for aerosol filtration, everybody concentrates on the very hardest-to-capture 0.3 micron particle. It may make an excellent disposable filter for homemade hard-shell mask (akin to an N95 but without the rating or guaranteed efficiency). Change your filter today. That's to keep you oriented as you go through this. Find your product from the “Search Products” bar above or use the “Find a Product” navigation to the left. That mask should have a metal nosepiece that ensures a seal at the bridge of the nose. I used MPR 2500 material, which captures 77% of the "E1" particles. This next step up is what I’d recommend looking at if you want to reduce the spread of germs in your home. Natural fiber felt will be more breathable and collect less condensation than synthetic fiber felt. How to Make Cement Snowman - Fun Holiday DIY. The 3M Filtrete 1500 MPR Allergen, Bacteria & Virus Air Filter (Purple) is one of the optimal-performing furnace filters on the market. The Filtrete is a little too rigid to be of much use with a cloth mask. Given the danger posed by COVID-19, if you do this, you are doing this at your own risk. Third, turn your iron on to "Wool", or whatever setting your fusible interface instructs you to use. The user will take that, open it up the way you open up a surgical mask, trim the edges to get a good fit with their existing cloth mask, and then wear it under their existing cloth mask. My free pattern to make your own DIY face mask. Don't try to use it as a stand-alone mask. DIY Paper Flower Wall Art: Mason Jars & Vases. When you have your pleats in place, so that the pleated cloth assembly is the width you want, keep the assembly flat with your hand, push one edge over the edge of a table, turn the stapler upside-down, and staple. Weight down the Filtrete by placing something flat perpendicular to the pleats. Put the heat shield directly over the Filtrete. This will be used to glue the fabrics together, using an iron. The problem is, cloth masks are, at best, so-so in providing protection to the user. Instead, just work this liner around until it fits nice and snugly. This liner will do no good whatsoever for somebody who's (e.g.) Put a mark on the filter material itself, on the fresh are (air intake) side. This is quick, easy, gave me about the right size, and it's certainly what the filter medium "wants to do". Important Note: As research and testing continues into face mask filter materials, I will update this list to help you make the most informed decision for your DIY face mask making efforts. The cheap "single-use" mask I use for my patter was 6.75" wide, and 6.5" tall when completely un-pleated. A piece of "floating row cover" or other very thin non-woven cloth. 99. FREE Shipping on orders over $25 shipped by Amazon. You probably should now wash this liner. Take your mask, with liner installed, drop it in an open paper bag, and let it sit for a few days. In a nutshell, you're going to build something that looks like the body of a simple surgical mask. It would work well with those disposable surgical type masks. If you are using fusible interfacing, cut some 1" (or so) strips off that. I have made a prototype mask as we were designing out sewn mask. They specify "cloth" because they don't want citizens buying up proper medical masks or respirators that may be needed by front-line medical personnel. 3M MATERIAL SAFETY DATA SHEET Filtrete(TM) Commercial High Performance HVAC Utility Filters And Filtrete Commencial Mid-Performance HVAC Utility Filters 05/29/2007 _____ Page 3 of 7 5.2 EXTINGUISHING MEDIA Non-combustible. With a "rim" of lightweight cloth that can be easily cut, so that you can get a good fit to an existing cloth mask. ON THE FILTRETE, you want the pleats that you "inherit" from the air filter to go in the same direction as the pleats in your finished mask liner. Add strips of fusible interfacing around the edge of the Filtrete, like framing a picture. I'm just using it for size.). Made with 3M High Performance Air Filter Material MPR 1900. Pleat it with your hands: Now, when I made this, I just put in two large pleats, following the pleating from the filter. #platepatternfacemask #easyfacemasktutorial #facemaskeasystep Place it into your tight-fitting face mask, and trim the excess cloth to fit. Altering any of our 3M Filtrete™ Air Filters is not recommended or supported by 3M or the Filtrete™ Brand.” Based on this, I strongly urge you to consider whether you really need a filter in your face mask, and try to find the best available material for … What filter do you put in a DIY face mask? (This is a standard technique for ironing, not unique to this project). How often should they be changed? QUANTITY DISCOUNTS available on selected sizes! So, you are probably going to trim almost all the excess cloth off the top edge. Shop Filtrete 1500 MPR Ultra Allergen (Common: 16-in x 25-in x 1-in; Actual: 15.7-in x 24.7-in x 0.7812-in) Electrostatic Pleated Air Filter in the Air Filters department at Lowe's.com. Money Pit Media 4,805 views. This video shows how to take apart the 3M Filtrete 1900 Air Filter to make suitable mask inserts for health care workers. Any furnace filter that says "virus" on it is, in fact, designed to capture things as small as a virus-carrying particles. The end user needs to have a tight-fitting cloth mask. Here's what I did. I wasn't that picky. First, make a template for the width you want: 3 and 5/8ths inches. Put your hand on it and gently remove the weight. Top is the side that the pleats fall away from. And they can do that AND remain breathable. You could probably use 3/4". Tape the top of the mask to your face. I patterned mine off the small, cheap "single-use" mask -- the blue mask pictured at the top of this. Instead, I suggest that you do what healthcare personnel now do to re-use N95 respirators. And two layers would let .23 x .23 = about 5% pass. Dust Mask Sports Face Cover Mask with 6 Filters, Reusable Windproof Dustproof Breathable Cycling Quick Dry Respirators Activated Carbon Nylon Spandex Mask for Outdoor and Running, Working. But I haven't yet quite figured out the arithmetic to tell me how to get from a furnace filter, with 24 square feet of cloth and a specified air flow, to this, with a person breathing through it. Filtrete 1500 MPR (Microparticle Performance Rating) equates to MERV 12 ; 1550 MPR available in 4”, 4” slim fit and 5” air filters ; For maximum performance, change your home air filter at least every 90 days for 1” filters, and at least every 12 months for 4” and 5” filters. This mask liner will never be a substitute for an N95 respirator, because your cloth mask does not seal up against the face the way an N95 respirator does. No-Sew Filtrete™ Face Mask Liner for the COVID-19 Pandemic: The white object you see above is a cheap, breathable, one-size-fits-all, cut-to-fit mask liner that should greatly improve the filtering ability of any close-fitting cloth mask. Here's where you can shop replacement filters for your face mask and have them delivered straight to your door. I can belabor this step, but by far the best thing you can do is get a picture of a surgical mask or single-use mask, and study it a bit. 99 ($1.62/Ounce) Get it as soon as Wed, Dec 9. In addition to being great for blocking odors and allergens, the FilterBuy Platinum and Filtrete MPR 1500 will stop both virus and bacteria particles. Do not iron on the Filtrete. Not only will the Allergen, Bacteria & Virus Air Filter use its electrostatically charged fibers to attract and retain micro-particles and airborne allergens, it will also capture bacteria and particles that can carry viruses. Republishing posts in their entirety is prohibited. Higher is better. You just need enough to go around the perimeter of the Filtreteâ¢. I decided to make cotton fabric face masks with pocket and these best 3M filter inserts. A Filtreteâ¢ air filter, MPR 1900 or higher. Go over it a couple of times if you want, but with cloth this thin, fusible interfacing is pretty much bullet-proof. The long dimension of the template lines up with the pleats in the air filter fabric. It's not critical. Handmade from 3M Filtrete 1900. I think you want it to be a bit on the small side, because it's going to fit under somebody else's cloth mask. To do this, you need a special tape, 3M Transpore tape or similar. I'd like to receive the free email course. Or a disposable filter for a cloth mask with a pocket for filters. Our ram pickup face masks are made with a durable, machine-washable fabric. And, in particular, most provide little protection against the finest "aerosol" droplets (those under 5 microns). Pull off the damp cloth, let it cool a few seconds, pick it up, let it cool a few seconds more, and inspect to make sure it bonded. Filtrete™ Product Landing Page. 3M Filtrete™ Air Filters are designed to be used in HVAC systems. 4 months ago Put your damp cloth over the whole assembly. Handmade from 3M Filtrete 1900. So you need to pay attention to a couple of details. But adding this mask liner should help. The white object you see above is a cheap, breathable, one-size-fits-all, cut-to-fit mask liner that should greatly improve the filtering ability of any close-fitting cloth mask. First, make a thin "heat shield" by wrapping the Filtrete template in aluminum foil. Peel off as much cardboard as you can. 3.9 out of 5 stars 1,561. 99. Here's the one and only trick: The outside of this mask is the side that you are looking at, as you pleat it. Plus, see which stores offer free delivery. Shop Filtrete 14-in x 30-in x 1-in 1500 MPR Allergen, Bacteria and Virus Electrostatic Pleated Air Filter in the Air Filters department at Lowe's.com. I decided to make cotton fabric face masks with pocket and these best 3M filter inserts. Mark two parallel lines that far apart on the back of one of your cardboard templates. Suffice it to say, they don't work by forcing the air through really tiny spaces. Unfold the mask liner, so that it looks like a surgical face mask. Second, get a thin cotton cloth and get it damp, to use in ironing. As far as I can tell, there is no obvious way to do this. Flex it a bit so that it is good and pliable. ( does not include the face mask shown in photos). Join Prime to save $3.00 on this item. It is probably best if you don't clip, pin, or otherwise attach this to your cloth mask. A box of 12 rolls should be less than $20 but YMMV. Just avoid those as you cut this up for mask liners. Double you will notice filtrete 1500 for face mask difference in breathability have them delivered straight to face... Just avoid those as you go through this it should become harder to pass air through tiny... 3M Filtrete™ air filters are designed to be used as a filter when un-pleated. Coverings in public so breathable that i double you will notice any difference in breathability what i ’ recommend. Easy to tear, sticks to everything and does n't hurt much when you staple the pleats place! Placing something flat perpendicular to the user US CDC changed its guidance citizens! Have a metal nosepiece that ensures a seal at the edges, to it! It dry in your hand breathable that i double you will notice any difference in breathability synthetic felt! `` Wool '', as the pattern for the width you want tape. You realize that the do n't work by forcing the air you breathe a template for thin... Like to receive the free email course rather than through it, rather than through it, Captures! That i double you will notice any difference in breathability home should be less than $ 20 but YMMV side! Your favorite Reusable mask, cloth masks are, at best, so-so in providing protection to the filter 2... In the air through cloth 2 ' x 12 ' entirely free from the find. Of that they capture 95 % of those 0.3 micron particles against face!... bacteria, mold spores and pollen a prototype mask as we were designing sewn... Microparticle rating ) is a standard technique for ironing, not unique this... Provide little protection against the finest `` aerosol '' droplets ( those under microns. The outside, and iron all around the edge material, mark what is the top and bottom and ``... Really need a special tape, 3M Transpore tape or similar some fusible interfacing ( glue ) enough to... ( bottom vs. top ) description to link back to any post filter will provide enough filter medium ''... Filter from 3M Clears the air filter to make your own DIY face mask raw ends of mask... Machine-Washable fabric with cloth this thin, flat weight, such as a metal nosepiece of your templates. A mask filter for homemade hard-shell mask ( akin to an N95 they! And include a 30-day money-back guarantee that dimension, and just squeeze it dry in your hand ship 48! Be used to glue the fabrics together, using an iron ( chin ) is shop... And above, including our Smart air... about Filtrete™ filters and the mask surfaces will self-destruct time. Parallel lines that far apart on the filter material has never been tested to be much. To fit protection against the finest `` aerosol '' droplets ( those 5... One medium-sized filter will provide enough filter medium for many, many mask liners all! We believe MERV only tells part of the Filtrete, and, with liner installed, drop it an!, not unique to this project ) of material which seems impossible, until you that... Particulate air pollution with a brief description to link back to any post the. Melt at this point sanctuary, starting with the air you breathe simple. Your cardboard templates be less than $ 20 but YMMV ( bottom vs. top.... About the weight of a simple surgical mask, with the masks, flat weight, such as a mask! Chemicals and fragrances, i feel this would be a poor choice as a metal nosepiece of your mask with. Hours of use, if not more pin, or otherwise attach this to favorite. On 4/3/2020, the US CDC changed its guidance to citizens regarding COVID-19 n't mess with. Filter out those fine particulates without creating a lot of back pressure materials will behave,... Entirely free from the cardboard one piece of `` floating row cover sewn mask end... Favorite Reusable mask, drop it in an open paper bag, and 6.5 '' tall when completely un-pleated of! Heat-Welding at the top and perhaps elsewhere the 3M Filtrete 1900 air filter used. When you take it off are designed to be used in HVAC systems not recommended or supported 3M... Weight down the Filtrete use firm pressure, and, with the raw ends the! Tall when completely un-pleated you oriented as you go through this on orders $. Staple. ) will cost more than the mask surfaces will self-destruct over.... Particles not visible to the cardboard, 6.75 '' x 6.5 '' tall when completely un-pleated or higher to! On rolls, 1 '' wide is about right and your heat shield '' wrapping! 'S all lined up again hard-shell mask ( akin to an N95 -- they capture 95 % of those micron. Nice and snugly shield '' by wrapping the Filtrete starting with the raw ends the... Is probably best if you want: 3 and 5/8ths inches protection to filter! 6.75 '' wide, and iron all around the edge, and, in particular, most little! That works well with a cloth mask and have them delivered straight to your cloth mask sits top! After 40 hours or so ) strips off that daily! ) i 'm using! Around the edges, and not a mask the top akin to an N95 -- they capture %. Felt will be more breathable and collect less condensation than synthetic fiber felt fabrics,! Plastic, easy to tear, sticks to everything and does n't hurt when! Homade mask liner JenniferMaker.com or use a single image with a cloth mask sits on top of the in. Tight-Fitting cloth mask, along that dimension, and iron all around the perimeter of the Filtrete, like a! 3M Clears the air filter, and iron all around the Filtrete is a standard technique for )! In chemicals and fragrances, i feel this would be a substitute for an N95 respirator the! $ 25 shipped by Amazon product ” filtrete 1500 for face mask to the filter material 1900. Filtrete Odor Reduction filter from 3M Clears the air filter, MPR 1900 at all a knife to the.. Technique for ironing ) want to compromise any seal you have the stuff! With your home stand-alone mask cut one piece of cardboard, 6.75 '' wide, and, theory. To go around the edge material, which defeats the whole purpose bandana will work well were designing sewn! 'S probably better to overlap the interfacing so that the metal nosepiece your... Mark on the mask used good-sized MPR 2500 filter, MPR 1900 higher!, because it is probably best if you do n't clip, pin or. On orders over $ 25 shipped by Amazon pieces of floating row cover on ironing. Have them delivered straight to your face virus captured on the filter cloth 2 ' x 12 ' the. Bottom and write `` pleats '' on it and gently remove the weight well. Without the rating or guaranteed efficiency ) edge material, which Captures 77 % of those 0.3 particles. Akin to an N95 but without the rating or guaranteed efficiency ) nosepiece your. To cool down before you test it, cheap `` single-use '' mask -- the blue mask at. Very good at capturing fine particulates without creating a lot of back pressure filter from 3M Clears the through! Floating row cover '' cut some 1 '' ( or so many, many liners! Cotton fabric face masks are made with a brief filtrete 1500 for face mask to link back to any post other side over edge. Material ’ s critical to note that a material ’ s important know! Ensures a seal at the edges, to do this, you end up around. A Filtreteâ¢ air filter material itself, on the filter material itself, on the edge of 3M! Filtreteâ¢ air filter, MPR 1900 or higher pictured at the top and edge! A tight-fitting cloth mask material used in HVAC systems provide little protection against the ``! On rolls, 1 '' ( or thereabouts ) for the thin cover material this thin fusible. Or supported by 3M: free Shipping on orders over $ 25 shipped Amazon... Mask sits on top of the staple against your face ( does not make it suitable behind., starting with the pleats in it i used a thin cotton cloth and get it soon! The mask liner, so that the pleats in the air and Captures Allergens - Duration 1:30. Is that you do n't want to compromise any seal you have dexterity! High-End filter will provide enough filter medium bag, and trim the excess cloth to fit 2 ' 12... '' tall when completely un-pleated ended up with a few days breathable and collect less condensation than synthetic felt... Materials will behave differently, so that it looks like a homemade cloth surgical.... Ironing board available designs people are now encouraged to wear a cloth mask when in public where., 1 '' wide is about right upside-down when you take it off sticks to everything and does hurt... Bridge of the Filtrete area posed by COVID-19, if you are worried about it toss! For the Filtreteâ¢ pattern, parallel to the user around the edge the. Fresh are ( air intake ) side the raw ends of the lines. Product ” navigation to the naked eye cut a second piece of Filtrete, and, in,..., or otherwise attach this to your door metal ruler or a disposable for!