1 0 50
Diy replacement filter for face masks.

Diy replacement filter for face masks.

With filters being in short supply for full and half face respirators... Inelydiy has come up with a solution. The material we chose may actually filter out viruses including covid even better than the coveted n masks 4% better. According to calculations it can block particles by a whopping. 9% check out our written instructions for specific instructions with photos for making your replacement filters. Includes materials used plus construction tips. And it is free in a downloadable pdf