This is the Printable .stl for the COVID19 HEPA Filter Mask V5 (.3 Micron).

ATTN: YOU MUST PRINT THE MAIN BODY OF THE MASK IN TPU, AS WELL AS IN VASE MODE (WITH 2MM BRIM)

 I have also decided to provide the .step (Editable File) located on my website here http://joshhughes.studio/store/3d-printed-covid19-hepa-filter-mask-v5-step-editable

Article about the use of TPU with FDM here https://www.ncbi.nlm.nih.gov/pubmed/30961229

The filter which attaches to this mask can be found here. https://www.amazon.com/Amyehouse-Accessory-Replenishment-Including-Compatible/dp/B01KNZCW8E/ref=sr_1_6?dchild=1&keywords=Roomba+Hepa+filter&qid=1586287674&sr=8-6

Also please read the .pdf under the extras tab for more information.

The filter that fits this mask is a HEPA Filter which is certified to filter particulate down to .3 micron. This is the same filtering requirements for the N95, P95, and R95 masks