Filament Dry Box from Portable File Boxes
Mobile file boxes make excellent dry boxes. It has a hinged top lid that can store commonly used tools and parts your 3D printer needs. Inside, it has enough space for 3 - 1 kg spools and a plug-in dehumidifier.

Required Tools:
- 3D Printer
- Hacksaw or Pipe Cutter
- Metal File or Deburring Tool
- Drill
Things Needed?
3D Printer Filament
1 - Mini Digital Humidity Meter (optional)
Let's Get Started
Print the Dehumidifier Tray

Assemble Dehumidifier Tray
Remove the metal flat bars from the hanging folder and insert them into the slot. Measure 1-7/8" from the tip of the bar to the tray and lightly glue it in place on all 4 sides.
