![Covid19 Mask Upgrade Valve](https://cdn.thingiverse.com/assets/b2/f2/1d/b9/c5/featured_preview_UC2A9920.jpg)
Website: thingiverse
Author: domi1l
Price: Free Download
File format: .Stl 3d printable
Description:
I remixed a Mask with valv, so you can Breath better. I printed it without Infill. You need support but only for the valve! Set the Support overhang angle to 80 so you only have the support only for the valve.