Summary

This model is a modified version of LAFACTORIA3D s v2 design.

I elongated the mask to provide more space for your mouth and chin.

Reduced the seperate print parts, combined the filter connector to the body.

Use window/door rubber seal tape for the mask edges.

Print Settings

Printer:

Rigid3D

                                            Rafts:                      
No

Supports:

                    
                        Notes:                     No support

No Horizontal Expansion (set it to 0 zero) for all parts

Print 0.5 line width for all parts

Fill between walls : nowhere

PRINT THE EXHALE HOLE SEAL WITH TPU/FLEX FILAMENT 15 mm/s speed no retraction, no cooling

Print exhale hole ring and the seal without raft, let them stick directly to the print bed to achive smooth polished surface, then you need to face that polished faces together while montage process. So you can get air tight sealant.