Is this 3D model free to download?

Yes, Airtight Filament Container is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by walter, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

Airtight Filament Container

Source: Thingiverse by walter

The Airtight Filament Container is a free printable 3D model from Thingiverse by walter. Parts for adapting an airtight storage container* for holding filament while printing. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

171 saves Source: Thingiverse Updated 2026-10-11

Tags: Airtight, Filament, Container

About this model

Parts for adapting an airtight storage container* for holding filament while printing. It only works with narrower spools, like the ones used by NinjaFlex, Filamentum, Colorfabb, or Up!. I purchased it hoping it would work with the larger spools but it's slightly too for most 1kg spools. Uses a spool roller inspired by the TUSH spool holder but prints in one piece and is sized for the spools mentioned above. Bearings are inserted from the bottom and should snap in place. Or you can use your favorite sit-on-top style spool holder. The tube cap is optional, it's for terminating the open PTFE tube when not is use. A hole will need to be drilled through the lid of the container to install the bowden adapter. If you're not sure if the spools you use will fit, the table of filament spool dimensi…

Frequently asked questions

Is this 3D model free to download?: Yes. Airtight Filament Container is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by walter.
Who made this model?: Designed by walter, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.