kirks3dprintsho...
This is a 3D printed Mask for FDM Printers. This can be printed in PLA, ABS, or PETG
Tested, approved and currently utilized by Billings clinic, MT
https://www.makethemasks.com/about-the-mask
https://www.billingsclinic.com/foundation/
The user can cut 1 Mask into a few squares 60mm x 60mm or 2 3/8" by 2 3/8" to fit in the filter area. Then use the filter clamp to clamp it in place. The filter square can be disposed of and the mask can be sanitized . See www.makethemasks.com website watch the Making filters from standard mask gasket assembl nose cushion
https://www.makethemasks.com
https://www.makethemasks.com/mask-test-results