- Assembly Instructions.
- Files for "ORIGINAL FILTER SIZE" (approx. 7x7 cm)
- Files for "LARGER FILTER VERSION - BUTMASK-H2.1". These files cannot be combined with packages for original filter size!
- We are working on it.
- Half mask frame of the desired size
- Classic filter cover
- 3D-printable guide to shape the filter
Responsibility: Ing. Václav Kaczmarczyk, Ph.D.