COVID-19: Personal protective equipment half-mask with an P3 exchangeable external filter made with 3D printing technology offered for a free-licence for a non-commercial usage
A Czech start-up in cooperation with industrial and university partners has developed a protective half-mask with an exchangeable P3 filter meeting the highest degree of protection. The set consists of the body of the mask printed on Hewlett-Packard MultiJet Fusion 3D printers and an external filter certified according to the EN 140:1999 norm and therefore meets the same or higher degree of protection as a FFP3 respirator. The company is offering a free-license for non-commercial usage.