"Mistral 2.1" Extruder Cooling Duct for the Anet A8 Printer 3D printable model by Leo_N

"Mistral 2.1" Extruder Cooling Duct for the Anet A8 Printer

Source: Thingiverse by Leo_N

The "Mistral 2.1" Extruder Cooling Duct for the Anet A8 Printer is a free printable 3D model from Thingiverse by Leo_N. I've been designing and printing all kinds of cooling ducts for the last 2 months as I just wasn't happy with what I had. You can download the STL file from the original listing below and print it at home.

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46 saves Source: Thingiverse Updated 2026-04-16

Tags: "Mistral, 2.1", Extruder, Cooling, Duct, for, the, Anet, A8, Printer

About this model

I've been designing and printing all kinds of cooling ducts for the last 2 months as I just wasn't happy with what I had. Even the popular round ducted coolers just don't do a good job in directly cooling the filament whilst keeping the heat block hot. Also many found on the internet are too clunky, too heavy or are IMHO just terribly designed. With the new Marlin and other 3D printer firmware's incorporating thermal protection mechanism it now becomes even more important to have a design that will not cause false alarms. This is particularly the case when the cooling ducts blow air on the heat block and not below the nozzle onto the filament. That is why I created "Mistral" : Mistral serves 90% of all objectives needed to get good printing results when it comes to cooling. One area it lac…

Frequently asked questions

Is this 3D model free to download?
Yes. "Mistral 2.1" Extruder Cooling Duct for the Anet A8 Printer 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 Leo_N.
Who made this model?
Designed by Leo_N, 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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