VMO MASK V4 - RESPIRATOR - CORONAVIRUS COVID-19
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Description

VMO RESPIRATOR V4 (MASK) INSTRUCTIONS: I recommend doing the Horizontal Expansion Test, to verify if the printer is correctly calibrated, before printing the parts TEST: HorizontalExp.stl 1.- Print all parts (Included two sizes of Mask, I recommend start print with size M) 2.- Past part #2 with part #3 (Filter) using SUPPER GLUE 3.- Make 80 mm N95 filter or 80mm HEPA filter 4- Make two 80mm FELT filter 5- Assemble the filter: FELT-N95-FELT I recommend use VASELINE in all threads, and screw several times back and forward, to loose the threads. 6.- Screw part #6 on the mask 7.- Put Nitrile, Rubber, or Plastic 50micron (Exhaust Valve) OD: 54mm ID: 31mm 8.- Screw part #5 on #6 9.- Cut two elastic bands (15mm) length 60cm and put part #4 with elastics, and the FILTER on the mask. 10- Cut FELT OD:50mm ID: 22mm (Exhaust Valve Filter) 11- Screw part #7 with filter from inside You can make your own SILICONE sealer using the MOLD included or this other alternative: https://www.youtube.com/watch?v=bpcbeetAats&t=16s Enjoy your Mask If you have any question eMail to: [email protected]

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Source creator
VMOG2020
Source license
CC-BY
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VMO MASK V4 - RESPIRATOR - CORONAVIRUS COVID-19

From NIH 3D
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Category

learning

License

CC-BY

Published

8/30/2026

Availability

free on NIH 3D