Gas Mask Filter by urs3D

There are 4 models for additional filters of a common half gas mask with 40×1/7 (40x4mm) round thread EN 148-1.

Glue adapter and box with epoxy adhesive.

Ausblasfilter is used to clamp on top of the mask vent outlet.

You can fill the adapter and the Ausblasfilter with filter paper and activated carbon wool as you like.

There is no guarantee of medical effectiveness.

Use at your own risk.