作者：Robert Slack
Hi Paddy This seems to assume you breathe “through” the mask. Many people breathe around the edges since most masks are not a close fit. Breathing “in” may mean people tend to breathe through the mask,...
View Article作者：Robert Slack
回复给<a href="https://smartairfilters.com/zh/blog/best-diy-coronavirus-homemade-mask-material-covid/#comment-23148">Catriona Thom</a>。 But if the mask is impervious, the air (with viruses)...
View Article作者：Adam E Hufford
Hi. I make masks and have a question. Basically, I have a three layer design. 9-10oz Duck canvas/4oz raw natural silk noil/polyester spandex chiffon. One study , the ASC Nano one, showed two layers of...
View Article作者：Song - Smart Air
回复给Adam E Hufford。 Hi Adam. Song here from Smart Air. Nice try on DIY masks! We do offer mask testing services. Please contact info@smartairfilters.com with more detailed requirements.
View Article作者：Angela Andrews
Right from the start I kept reading that polypropylene was the best so that’s what I’ve been making, but I keep finding other studies that use other materials, why is polypropylene not mentioned or...
View Article作者：Patrick Moran
回复给<a href="https://smartairfilters.com/zh/blog/best-diy-coronavirus-homemade-mask-material-covid/#comment-23663">Julie</a>。 I've been prototyping masks since sometime in March. The best...
View Article作者：Ursus Horribilis
回复给<a href="https://smartairfilters.com/zh/blog/best-diy-coronavirus-homemade-mask-material-covid/#comment-23130">Carol</a>。 Are you sure it was *fusible* interfacing that was recommended...
View Article作者：Karyn
回复给Patrick Moran。 Patrick Moran, I’m excited to see that you guys have finally been able to get a sample and test the filti filter fabric material. My question is… Since you say that it is “the best...
View Article作者：Patrick Moran
回复给Karyn。 I’m a DIY mask maker in the USA. One published source in the USA published evaluations of combinations of materials measured. At the top of their raw evaluations: 1 layer Filti+ 1 layer 6.5g...
View Article作者：Martine
I’m looking for data that would compare fitted vs unfitted face covering for the best house matérial and the surgical mask. Thank for your efforts and this informative article
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