# DIY filter/case with activated carbon: photos and questions about the impeller

**URL:** <https://forum.idryer.org/t/diy-filter-case-with-activated-carbon-photos-and-questions-about-the-impeller/1677>\
**Category:** General Discussion\
**Created:** [February 17, 2026, 8:08am UTC](https://forum.idryer.org/t/diy-filter-case-with-activated-carbon-photos-and-questions-about-the-impeller/1677 "2026-02-17T08:08:51Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![maxim\_20](https://forum.idryer.org/letter_avatar_proxy/v4/letter/m/e8c25b/32.png) [@maxim\_20](https://forum.idryer.org/u/maxim_20)\
**Post date:** [February 17, 2026, 8:08am UTC](https://forum.idryer.org/t/diy-filter-case-with-activated-carbon-photos-and-questions-about-the-impeller/1677/1 "2026-02-17T08:08:51Z")

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![](https://forum.idryer.org/uploads/default/original/2X/7/71ac5579e5c787249510325a7ed96562f6cbe477.jpeg)

![](https://forum.idryer.org/uploads/default/original/2X/6/6220ed7ee0732bfa9916ad136807b42d57a12900.jpeg)

![](https://forum.idryer.org/uploads/default/original/2X/3/350402ad94840ffb62deb730407f49681876d72e.jpeg)

![](https://forum.idryer.org/uploads/default/original/2X/4/46cc5bc59f2db071be1fc3222f35af03798d9b22.jpeg)

I put together the enclosure. The filter takes 4 liters of activated carbon. Haven’t done the firmware yet.  
 ![](https://forum.idryer.org/uploads/default/original/2X/6/6bd503235cdb9cd5c49e79d9423be0a994754ead.jpeg)

![](https://forum.idryer.org/uploads/default/original/2X/d/df2a9ccf58738b4eebf16573278069a0d73827c7.jpeg)

![](https://forum.idryer.org/uploads/default/original/2X/9/9ba0957e751d75e1c82578df70875a2d41e10c13.jpeg)

![](https://forum.idryer.org/uploads/default/original/2X/8/82ddd0a05897bdc4ab22df712e64e6d740aefe43.jpeg)

> **🇷🇺 Оригинал**
>
> ![](https://forum.idryer.org/uploads/default/original/2X/7/71ac5579e5c787249510325a7ed96562f6cbe477.jpeg)
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> ![](https://forum.idryer.org/uploads/default/original/2X/6/6220ed7ee0732bfa9916ad136807b42d57a12900.jpeg)
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> ![](https://forum.idryer.org/uploads/default/original/2X/3/350402ad94840ffb62deb730407f49681876d72e.jpeg)
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> ![](https://forum.idryer.org/uploads/default/original/2X/4/46cc5bc59f2db071be1fc3222f35af03798d9b22.jpeg)
> 
> Сваял корпус. В фильтр засыпается 4 литра активированного угля. Прошивку еще не сделал.  
> ![](https://forum.idryer.org/uploads/default/original/2X/6/6bd503235cdb9cd5c49e79d9423be0a994754ead.jpeg)
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> ![](https://forum.idryer.org/uploads/default/original/2X/d/df2a9ccf58738b4eebf16573278069a0d73827c7.jpeg)
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> ![](https://forum.idryer.org/uploads/default/original/2X/9/9ba0957e751d75e1c82578df70875a2d41e10c13.jpeg)
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> ![](https://forum.idryer.org/uploads/default/original/2X/8/82ddd0a05897bdc4ab22df712e64e6d740aefe43.jpeg)

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**Author:** ![grigoriy\_lebedev\_344](https://forum.idryer.org/letter_avatar_proxy/v4/letter/g/f0a364/32.png) [@grigoriy\_lebedev\_344](https://forum.idryer.org/u/grigoriy_lebedev_344)\
**Post date:** [February 17, 2026, 9:02am UTC](https://forum.idryer.org/t/diy-filter-case-with-activated-carbon-photos-and-questions-about-the-impeller/1677/2 "2026-02-17T09:02:16Z")

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At first I wanted to make it pretty much the same way, but what I have turned out to be more than enough. Now I’m only thinking about a separate dust filter.

And does the printed impeller hold up okay? Honestly, I hadn’t even thought about printing one myself.

> **🇷🇺 Оригинал**
>
> Сначала примерно так же хотел сделать, но того что у меня за глаза оказалось. Об отдельном пылевом фильтре только думаю теперь
> 
> А крыльчатка печатная нормально себя показывает? Чёт я даже не думал самому печатать

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**Author:** ![ruslan\_p\_261](https://forum.idryer.org/letter_avatar_proxy/v4/letter/r/f04885/32.png) [@ruslan\_p\_261](https://forum.idryer.org/u/ruslan_p_261)\
**Post date:** [February 17, 2026, 9:18am UTC](https://forum.idryer.org/t/diy-filter-case-with-activated-carbon-photos-and-questions-about-the-impeller/1677/3 "2026-02-17T09:18:51Z")

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Already waiting for boom) [iz chata]

> **🇷🇺 Оригинал**
>
> Уже жду бом) [iz chata]