The San Luis Obispo Respirator (SLOR)   

Passes N95 fit testing, designed to extend and preserve existing N95 mask supply. 

An Open Source Project

The Files

Download the .obj, .stl, and instruction files here.


Step-by-step instructions for printing and assembling the SLOR. 

How to Help

Need masks? Have input? Have a  3D printer and want to print?  Have supplies or funds for supplies?   

Who We Are

A Surgi-center Engineer, a Cal Poly Engineering Student, and a Maker ER Doc. 

© 2020 by Additive Engineering, SLO MakerSpace, and San Luis Obispo Surgical Center