3M mask to Honeywell S cartrige

Model originally uploaded to Thingiverse at https://www.thingiverse.com/thing:4341851.

adapter to convert a standard 3M face mask, to work with metric 26 threaded standard Honeywell North Filters and Cartridges.

PLEASE NOTE: I am not responsible for any injury or misuse of this model and its printed form. this is not guaranteed to create an airtight seal.

for best results print with no support, 100%infill.