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To facilitate printing, just glue the pieces
Also print the mold to cut a rubber for flapper disk
Is a remix of a great design: www.thingiverse.com/thing:4230287
and my remixed dedign: https://ift.tt/2D7YeKV
Update: Now also with cover with directed air outlet
This article was first featured at https://cults3d.com/en/3d-model/various/3d-printed-mask-with-exchangeable-filter-and-exhalation-valve on August 28, 2020 at 12:26PM by
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