--- title: "A DIY 3D Printing Filament Dryer" url: https://daily.dev/posts/a-diy-3d-printing-filament-dryer-5mw62xosk source_url: https://hackaday.com/2026/05/20/a-diy-3d-printing-filament-dryer type: article source: "Hackaday" published: 2026-05-20T20:09:59.232Z updated: 2026-05-20T20:10:18.257Z reading_time: 2 upvotes: 0 comments: 0 language: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # A DIY 3D Printing Filament Dryer **[Hackaday](https://daily.dev/sources/hackaday)** · 2 min read · 0 upvotes · 0 comments ## Summary A maker revisits their DIY 3D printing filament dryer project with a V2 version featuring a custom PCB, SHT30 temperature/humidity sensor, 100K NTC sensor, and a 12V polyimide resistive heater inside a 5L food storage container. Full documentation and a GitHub project are available. One noted limitation is that saturated warm air has no exit path, a common issue even with commercial dryers like Sunlu, which is typically addressed by leaving the lid slightly open. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [I rarely use a filament dryer in 3D printing; here is what I use instead](https://daily.dev/posts/i-rarely-use-a-filament-dryer-in-3d-printing-here-is-what-i-use-instead-kr6yw0u3q) · XDA Developers · 0 upvotes · 0 comments - [This 3D printer accessory makes my semi-used filaments last longer](https://daily.dev/posts/this-3d-printer-accessory-makes-my-semi-used-filaments-last-longer-pda1tb8qb) · XDA Developers · 0 upvotes · 0 comments - [Filament drying solved the one problem I didn't know I had](https://daily.dev/posts/filament-drying-solved-the-one-problem-i-didn-t-know-i-had-ypwoqlvlo) · XDA Developers · 0 upvotes · 0 comments --- [View this post on daily.dev](https://daily.dev/posts/a-diy-3d-printing-filament-dryer-5mw62xosk)