![Prototype Montana Mask printed with copper3D antibacterial filament with a Filtrete 2800 MERV-14 rated filter. Filter is rated for .3 micron whereas coronavirus is .1 microns, so better filtration options suggestions please. : r/crowdsourcedmedical Prototype Montana Mask printed with copper3D antibacterial filament with a Filtrete 2800 MERV-14 rated filter. Filter is rated for .3 micron whereas coronavirus is .1 microns, so better filtration options suggestions please. : r/crowdsourcedmedical](https://i.redd.it/uu7ajkabbnp41.jpg)
Prototype Montana Mask printed with copper3D antibacterial filament with a Filtrete 2800 MERV-14 rated filter. Filter is rated for .3 micron whereas coronavirus is .1 microns, so better filtration options suggestions please. : r/crowdsourcedmedical
![GoProto Launches Critical PPE Productions To Help Healthcare Workers Fighting COVID-19 - GoProto, Inc. GoProto Launches Critical PPE Productions To Help Healthcare Workers Fighting COVID-19 - GoProto, Inc.](https://goproto.com/wp-content/uploads/2020/04/MJF-MontantMask-in-use.jpg)
GoProto Launches Critical PPE Productions To Help Healthcare Workers Fighting COVID-19 - GoProto, Inc.
![Amazon.com: 2000 PCS Black Bulk Face Masks (40 Packs, 50pcs/Pack), Non Woven Thick 3-Layers Breathable Facial Masks with Adjustable Earloop, Mouth and Nose Cover : Industrial & Scientific Amazon.com: 2000 PCS Black Bulk Face Masks (40 Packs, 50pcs/Pack), Non Woven Thick 3-Layers Breathable Facial Masks with Adjustable Earloop, Mouth and Nose Cover : Industrial & Scientific](https://m.media-amazon.com/images/I/81Rymv++xPL._AC_UY1100_.jpg)