Airtight 3D Filament Dry Box with Hygrometer & Thermometer
Airtight 3D Filament Dry Box with Hygrometer & Thermometer
Keep Your 3D Printing Filament Perfectly Dry & Ready
Protect your valuable PLA, PETG, and other 3D printing filaments from moisture, dust, and humidity with this Airtight Filament Dry Box. Featuring a built-in hygrometer and thermometer, you can monitor internal conditions at a glance through the transparent PETG shell — no guesswork, no wasted filament.
Key Features
- Airtight Seal: Tight-closing construction blocks out dust and humid air, maintaining a consistently dry environment that keeps your filament in peak printing condition.
- Built-In Hygrometer & Thermometer: Continuously monitors temperature and humidity levels inside the box so you always know your filament is stored safely. Powered by 2 × LR44 button batteries (included).
- Clear Viewable Shell: Transparent PETG body lets you quickly identify your filament spool and color without opening the box.
- Large Capacity: Spacious interior comfortably holds standard 1 KG filament spools — ideal for casual hobbyists and professional makers alike.
- Tangle-Free Filament Retrieval: Optimized threading port enables smooth, snag-free filament feeding directly into your printer without complicated disassembly.
- Durable PETG Construction: Made from lightweight yet sturdy plastic for long-lasting, reusable performance.
- Compact Footprint: Dimensions of 22 × 22 × 10 cm (8.66 × 8.66 × 3.94 in) fit neatly on a desk or shelf beside your printer.
Specifications
| Material | PETG Plastic |
| Color | Transparent |
| Dimensions | 22 × 22 × 10 cm (8.66 × 8.66 × 3.94 in) |
| Compatible Spools | Standard 1 KG filament spools |
| Power Supply | 2 × LR44 button batteries |
| Country of Origin | Made in Mainland China |
What's in the Box?
- 1 × Filament Dry Storage Box with integrated hygrometer/thermometer
For more information on how humidity affects material storage and quality, visit the NIST Manufacturing Resources page for authoritative guidance on material integrity in manufacturing environments.
Frequently Asked Questions
Q: What types of 3D printing filament can this dry box store?
A: This airtight filament dry box is designed to hold standard 1 KG spools of any common filament type, including PLA, PETG, ABS, TPU, and more. Its moisture-blocking seal helps preserve the quality of moisture-sensitive materials like Nylon and TPU especially well.
Q: Does the hygrometer and thermometer require batteries?
A: Yes. The built-in hygrometer and thermometer display is powered by 2 × LR44 button batteries. Please ensure fresh batteries are installed for accurate real-time readings of temperature and humidity inside the box.
Q: Can filament be fed directly from this box into my 3D printer?
A: Absolutely. The dry box features an optimized threading port that allows you to feed filament directly to your printer while keeping the spool sealed and protected. This tangle-free design means smoother printing without interruptions.
Q: How does the airtight seal prevent moisture damage to filament?
A: The box uses a tight-fitting closure that forms a barrier against ambient humidity and airborne dust. By isolating your filament spool from fluctuating environmental conditions, it helps maintain consistent filament diameter, prevents brittleness, and reduces clogging or failed prints caused by moisture absorption.