HEPA Filter:
Replacement Filter,With HEPA Filter for Sleeping Outdoor Sports Housework for Nobico J003 J006 J008 J009 Air Purifier
https://www.aliexpress.com/item/1005002877941084.html?spm=a2g0s.12269583.0.0.135c65262JlMRW

Carbon Filter: Filter mat for kitchen fume hoods, manually cut to size (Respekta Kohlefilter MI 150 K)

Fan: BE QUIET! SILENT WINGS 3 120 HS 
(get the one with the highest static pressure you can get, 3 Pin version)

Barrel Plug Socket: similar to FC681445
Switch: similar to MFS 131D

Screws:
4Pcs. M5x50
4Pcs. M5 Nut
36Pcs. self tapping 2.5x10 countersunk screws (spax)
2Pcs. self tapping screws 2.2x6.5 (for switch)

0.8 - 1.0mm thick PET Foil
 -> S3 Cover - PlasticFoil-Side v9.step

Wooden Parts (Router needed):
6mm birch plywood panels (true thickness 6.3mm)
 -> S3 Cover - 6mm Teile Teil1 v17.step
 -> S3 Cover - 6mm Teile Teil2 v12.step
4mm birch plywood panels (true thickness 4.3mm)
 -> S3 Cover FoilBracket-L v9.step
 -> S3 Cover - FoilBracket-R v8.step

wooden rod, diameter 6mm x 358mm

3D printed parts:
 -> S3 Cover HEPAFilter Bracket v2
 -> S3 Cover KohleFilterBracket v13
 -> S3 Cover KohlefilterBracket-Cover v3
 -> TubeGuide_Left v2
 -> TubeGuide_Right v5