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3M filter adapter, version 1

A project log for Ocean Reef Snorkel Face Mask, Emergency PPE

Converting an Ocean Reef Snorkel Mark into emergency PPE.

Lex KravitzLex Kravitz 04/14/2020 at 19:580 Comments

We next modified the adapter provided by the Ocean Reef group (more info on that adapter can be found here) to include a single 3M P100 filter:


We printed this in PLA to test the fit.


While the fit was good, a test user found it took too much effort to breathe through a single filter (this is likely why most commercially respirators use two filters).  We decided to adopt a 2 filter design for our next test.

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