3M Mask Filter replacement For 3M 6000/6500/7500/7800/FF-400 series

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Please consider clicking the "I made one" button and sharing pictures of your print ^^
If you like my work give me a like, it means a lot to me.

Made this design for myself with stuff i had at home

You can mix V1 and V2 parts as following
BaseV1 + SupportV1 + Cover V1 (3 parts assembly)
Base V2 + CoverV2Grid + CoverV2LockRing (3 parts assembly)
BaseV1 + SupportV1 + CoverV2Grid + CoverV2LockRing (4 parts assembly)
Base V2 + Cover V1 (2 parts assembly)

60mm Round cotton makeup remover pads are great particle filters and also very cheap (Around 0.01$/piece here)

print at least 2 pairs and change the filters every 2 hours.

3M™ Half Facepiece Reusable Respirator 6000 Series
3M™ Half Facepiece Reusable Respirator 6500 Series
3M™ Half Facepiece Reusable Respirator 7500 Series
3M™ Full Facepiece Reusable Respirator 6000 Series
3M™ Full Facepiece Reusable Respirator 7800 Series
3M™ Ultimate FX Full Facepiece Reusable Respirator FF-400 Series

Protect yourself.

one pad is sufficient (also works with 2 pads in 1 holder but adds a bit of breath restriction)


17th Febuary 2020 : Added a cotton pad case to the thing so you can store pads in a pocket
17th Febuary 2020 : Added V2 Cover. Stronger Grid and grid rotates and doesnt grind the cotton pad when tightning
17th Febuary 2020 : Added V2 Base. removed the spare hex grid that has to be printed separately
28th April 2020 : Added a exhaust filter for 3M™ Half Facepiece Reusable Respirator 6000 Series
Print Settings
Corexy 500x500x600 custom



0.2 or lower


Does not need supports Needs layerfan (overhangs and bridges)

Created by Maxdarkdog in https://www.thingiverse.com

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