Is this 3D model free to download?

Yes, 120mm Fan Aperture Door. is free to download from Thingiverse. Click the "Download STL" button to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Click the "Download free STL" button on this page to open the original listing and grab the file.

Designed by Inertpyro, 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.

120mm Fan Aperture Door.

Source: Thingiverse by Inertpyro

The 120mm Fan Aperture Door. is a free printable 3D model from Thingiverse by Inertpyro. Aperture door for a 120mm fan. You can download the STL file from the original listing below and print it at home.

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118 saves Source: Thingiverse Updated 2026-04-18

Tags: 120mm, Fan, Aperture, Door.

About this model

Aperture door for a 120mm fan. Perfect for an enclosure that prints PLA and ABS. Video of my enclosure with the fan doors in use:

Frequently asked questions

Is this 3D model free to download?: Yes. 120mm Fan Aperture Door. is free to download from Thingiverse. Click the "Download free STL" button 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 Inertpyro.
Who made this model?: Designed by Inertpyro, 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.

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