The file 'NanoHack 2.0: COVID-19 Face Mask 3D Printer Model' is (stl) file type, size is 4.9MB.
Its main improvements include:
Disadvantages:
Can be printed without support or rafts if the face seal is oriented downwards so that most of the rim is flat on the bed
Source: https://copper3d.com/hackthepandemic/#About_NanoHack
https://www.savethefrontline.org/
https://getusppe.org/makers/
https://www.matterhackers.com/covid-19
https://masksfordocs.com/
Filter_Lock.stl | 140.7KB | |
Filter_Spacer.stl | 844.9KB | |
NanoHack_Mask_2.0.stl | 5.1MB | |
NanoHack_Mask_2.0_Rim.stl | 5.9MB |