Thingiverse
MakerWorld
MyMiniFactory
Printables
Thangs
Cults
CGTrader
Youmagine
Gambody
Etsy
Tags
Abluftschlauch 3D Printable Models
Abluft Fenster-Rohr
Thingiverse
nor899
Winkeladapter Creality Falcon A1
Thingiverse
nor899
150MM Schlauch Vorfilter
Printables
Draco
Roller shutter window pass-through for hoses
MakerWorld
Dinosaugerus
xTool window exhaust (or any other 3" hose application)
Printables
ppi7ihp
Koenic KAC 3352 hose adapter
Printables
pope1701