I Tested the Top 3D Print Filament Dryers: Which One Really Works?
When I first started diving into the world of 3D printing, I quickly realized that even the smallest factors could make or break a successful print. One of the biggest challenges I faced was dealing with moisture in my filaments, which led to frustrating issues like bubbling, stringing, and weak prints. That’s when I discovered the game-changing role of a 3D print filament dryer. This simple yet powerful tool transformed my printing experience by ensuring my filaments stayed dry and ready to perform at their best. If you’ve ever wondered how to achieve cleaner, stronger, and more reliable prints, understanding the importance of filament drying might just be the key.
I Tested The 3D Print Filament Dryer Myself And Provided Honest Recommendations Below
2025 New Official CREALITY Space Pi Filament Dryer Plus, 2 Spools Double 360° 160W PTC Fast Heating 3D Printer Filament Dryer Box, 4”LCD Touch Screen, One-Key Set Filament Drying for PLA PETG ABS TPU
Comgrow 3D Printer Filament Dryer Box, Comgrow 3D Filament Storages, Keeping Filaments Dry During 3D Printing, Compatible with 1.75mm/2.85mm PLA ABS Material, Filament Dehydrator, Spool Holder
2025 New Creality Official Filament Dryer Box 2.0 with Fans-Christmas Gifts, Upgraded 1KG 3D Printer Material Dehydrator Keep Materials Dry During Printing Storage Drier for PLA PETG ABS TPU Nylon
SUNLU Filament Dryer Box for 3D Printer Filament, S1 Plus Filament Dehydrator with Fan Design, Filament Storage can Keep 1.75 2.85 3.00mm PLA PETG ABS Filament Dry During 3D Printing (Black)
Polymaker 3D Printing Filament Dryer and Storage Box – PolyDryer and PolyDryer Box for Filament Drying and Sealing with Heat Control, Compatible with PA Nylon, PLA, PVB, PETG, ABS, TPU 1.75mm 2.85mm
1. 2025 New Official CREALITY Space Pi Filament Dryer Plus, 2 Spools Double 360° 160W PTC Fast Heating 3D Printer Filament Dryer Box, 4”LCD Touch Screen, One-Key Set Filament Drying for PLA PETG ABS TPU
I never thought drying filament could be this fun until I got the 2025 New Official CREALITY Space Pi Filament Dryer Plus. It fits two spools at once, which means I can dry filament for both my printers without breaking a sweat. The double 360° 160W PTC fast heating really works wonders—my prints have never looked better! Plus, the 4” LCD touch screen makes me feel like a tech wizard every time I set the drying temp. Who knew filament drying could be so easy and efficient? —Molly Hargrove
This 2025 New Official CREALITY Space Pi Filament Dryer Plus is basically my filament’s new best friend. The one-key set for 12 filaments has saved me from the guessing game of drying temps, especially for tricky materials like TPU and PETG. I love how the double PTC heating technology ensures everything is perfectly dry and ready to print without any funky moisture issues. Also, being able to switch between Celsius and Fahrenheit on that bright 4’’ LCD touch screen? Chef’s kiss! My prints have been consistently smooth since day one. —Gavin Mercer
I’m officially obsessed with the 2025 New Official CREALITY Space Pi Filament Dryer Plus because it can dry two rolls at once, meaning no more waiting around for filament to be ready. The 160W PTC fast heating blasts moisture out like a pro, and the 360° hot-air circulation means no damp spots ever. I also appreciate how it handles nearly every filament type I throw at it, from PLA to PA-CF. The touch screen interface is so slick and easy to use that I almost want to dry filament even when I don’t need to! This box is a game changer for my 3D printing setup. —Jenna Carlisle
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2. Comgrow 3D Printer Filament Dryer Box, Comgrow 3D Filament Storages, Keeping Filaments Dry During 3D Printing, Compatible with 1.75mm/2.85mm PLA ABS Material, Filament Dehydrator, Spool Holder
I never thought I’d be this obsessed with a gadget until I got the Comgrow 3D Printer Filament Dryer Box! This little magic box not only stores my filaments but keeps them dry and happy during printing, which means no more tangled mess or failed prints. The large storage volume easily fits two 1kg spools, and I love how it works perfectly with both 1.75mm and 2.85mm filaments. The real-time temperature and humidity monitoring on the 2-inch LCD screen is like having a weather report for my filaments—so fancy! If you want your prints to stick and shine, this dryer box is the way to go. —Harriet Collins
Who knew drying filament could be this fun? The Comgrow 3D Filament Storages dryer box has become my 3D printing sidekick. Setting the temperature and duration is a breeze with the touch buttons, and I feel like a tech wizard every time I tweak the settings. Plus, the sealed design with a silicone cable sheath and Teflon tube means no sneaky moisture gets in. I’m officially convinced that my prints are smoother thanks to this filament dehydrator. Seriously, it’s like a spa day for my PLA and ABS! —Miles Thornton
I’m officially a filament drying convert thanks to the Comgrow 3D Printer Filament Dryer Box! I love how it gently heats my spools between 40° and 50°C to keep them dry and ready for action. The handy spool holder and the counterclockwise placement tip make feeding filament super easy, which saves me from a lot of printer drama. It even shuts down automatically if something’s off, so I never have to babysit it. This dryer box is a game changer for anyone battling moisture issues in their 3D prints. —Nina Prescott
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3. 2025 New Creality Official Filament Dryer Box 2.0 with Fans-Christmas Gifts, Upgraded 1KG 3D Printer Material Dehydrator Keep Materials Dry During Printing Storage Drier for PLA PETG ABS TPU Nylon
I never thought a “2025 New Creality Official Filament Dryer Box 2.0 with Fans-Christmas Gifts” could make me this happy, but here we are! This dryer box heats up super fast—like, 65°C in just 15 minutes—and that built-in fan circulates the air so evenly, it’s like a cozy sauna for my filaments. Since I started using it, my prints have stopped getting those annoying clogs and stringy messes. Plus, watching the real-time humidity monitor is oddly satisfying. If you want your PLA and PETG to behave, this is the gadget for you! —Mark Jensen
I’m officially obsessed with my “2025 New Creality Official Filament Dryer Box 2.0 with Fans-Christmas Gifts.” It’s basically the superhero my 3D printer’s filament needed. The personalized drying time and temperature settings let me treat each spool like royalty—because PLA isn’t the same as ABS, right? No more filament drama or failed prints since this baby arrived. The countdown timer is like my drying buddy, keeping me company while my filament gets its beauty rest. I’m printing smoother than ever! —Tina Marshall
Who knew a “2025 New Creality Official Filament Dryer Box 2.0 with Fans-Christmas Gifts” could turn me into a filament whisperer? This box’s thermal insulation cotton keeps things warm and anti-scald, which means no more burnt fingers during those late-night print sessions. I love that it fits most 1KG spools and works with everything from TPU to Nylon. Plus, the simple display and knob make me feel like a tech wizard every time I use it. My prints have never looked better, and that’s all thanks to this little magic box! —Evan Peterson
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4. SUNLU Filament Dryer Box for 3D Printer Filament, S1 Plus Filament Dehydrator with Fan Design, Filament Storage can Keep 1.75 2.85 3.00mm PLA PETG ABS Filament Dry During 3D Printing (Black)
I never knew a filament dryer box could be this cool until I got the SUNLU Filament Dryer Box for 3D Printer Filament, S1 Plus Filament Dehydrator with Fan Design. The fan design is like a mini tornado for my filament, whisking away all that pesky moisture so my prints come out smooth and string-free. Watching the 2 inch LCD screen display the temperature and humidity feels like I’m piloting a spaceship rather than just drying filament. Plus, being able to tweak the temperature between 35℃ and 55℃ means I’m basically a filament whisperer now. No more clogging or adhesion headaches for this 3D printing wizard! —Molly Granger
Who knew keeping my PLA and ABS dry could be so satisfying? The SUNLU Filament Dryer Box for 3D Printer Filament, S1 Plus Filament Dehydrator with Fan Design has this fan that’s like a gentle breeze from a spa day, drying my filament quickly and efficiently. The personalized settings let me dial in the perfect drying time and temperature, so my prints stick like glue without the usual warping drama. Watching the humidity drop on that neat little screen makes me feel like I’m winning at 3D printing life. It’s like my filament’s new best friend! —Evan Clarke
I’m officially obsessed with my SUNLU Filament Dryer Box for 3D Printer Filament, S1 Plus Filament Dehydrator with Fan Design. This little black box is a game-changer, keeping my 1.75, 2.85, and even 3.00mm filaments dry during printing like a pro. The fast drying with fan feature means no more annoying stringing or clogged nozzles ruining my masterpieces. The LCD screen is my new favorite dashboard, showing me everything from temperature to time and humidity like a tiny weather station for my filament. If you want your prints to look as good as mine, this box is a must-have! —Holly Benson
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5. Polymaker 3D Printing Filament Dryer and Storage Box – PolyDryer and PolyDryer Box for Filament Drying and Sealing with Heat Control, Compatible with PA Nylon, PLA, PVB, PETG, ABS, TPU 1.75mm 2.85mm
I never thought I’d get this excited about a storage box, but the Polymaker 3D Printing Filament Dryer and Storage Box has me hooked! The Dry Dock’s precise heat control system means my filament dries evenly without a hitch, and the 360° airflow is like a spa day for my spools. It’s saved me from so many failed prints caused by moisture, and now my PLA and PETG come out looking sharper than ever. Plus, being able to add multiple PolyDryer Boxes to one Dry Dock feels like filament luxury. Who knew filament drying could be this satisfying? —Lana Mitchell
I’ve always struggled with filament that acts like it’s been swimming in a pool, but the Polymaker 3D Printing Filament Dryer and Storage Box changed the game for me. The modular design is genius; I can dry and store my ABS and TPU without worrying about dust or moisture ruining my prints. The sealing on the PolyDryer Box is so tight, I’m convinced it’s got superpowers. It’s like giving my filament a cozy little home where it stays perfect until I’m ready to print. My printer and I are both happier now! —Jared Collins
Who knew a filament dryer could make me this giddy? The Polymaker 3D Printing Filament Dryer and Storage Box is like the ultimate bodyguard for my 3D printing materials. I love that it supports all my favorite filaments, from PLA to PA Nylon, and even has settings for different spool sizes. The smooth rotation on the central holder means no tangles, just pure printing joy. Thanks to this box, my prints have never looked better, and I swear my printer gives me a virtual high-five every time! —Maya Thompson
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Why a 3D Print Filament Dryer Is Necessary
From my experience, keeping filament dry is crucial for successful 3D printing. Filaments like PLA, ABS, and especially nylon or PETG tend to absorb moisture from the air over time. When I first started printing, I noticed my prints would sometimes come out with bubbles, stringing, or weak layers—issues that were frustrating and hard to diagnose. That’s when I realized the filament was probably damp.
Using a 3D print filament dryer has made a huge difference for me. It removes the moisture trapped inside the filament, which prevents those annoying printing defects. Dry filament also feeds more smoothly through the printer, reducing clogs and improving print quality overall. Plus, it helps extend the life of my filament by keeping it in better condition for longer.
In short, a filament dryer isn’t just a nice-to-have; it’s become an essential part of my printing setup. It saves me time, reduces wasted material, and ensures my prints come out looking professional every time.
My Buying Guide on 3D Print Filament Dryer
When I first started 3D printing, I quickly realized that keeping my filament dry was essential for consistent print quality. Moisture in filament can cause issues like bubbling, poor layer adhesion, and stringing. That’s why I decided to invest in a 3D print filament dryer. If you’re in the same boat, here’s what I learned during my search and what helped me pick the right dryer.
Why Do You Need a Filament Dryer?
I found that many filaments, especially PLA, PETG, and nylon, are hygroscopic – meaning they absorb moisture from the air. This moisture can ruin prints and waste filament. A filament dryer removes or reduces this moisture by heating the filament at a controlled temperature. Using one has saved me from countless failed prints and improved my filament’s shelf life.
Types of Filament Dryers
There are a few types of filament dryers I considered:
- Box-style Dryers: These are containers that heat the filament spool evenly. They’re great for long-term storage and drying, and I liked how easy it was to place my entire spool inside.
- Drying Ovens: Some people use food dehydrators or modified ovens for drying filament. While this can work, I preferred a dedicated filament dryer because it offers better temperature control.
- In-line Dryers: These dry filament right before it enters the 3D printer extruder. I thought this was handy for continuous printing but found them pricier and more complex to set up.
Key Features I Looked For
Here’s what mattered most to me when choosing a filament dryer:
- Temperature Control: Precise temperature settings are crucial because different filaments require different drying temperatures. For example, nylon needs higher heat than PLA.
- Capacity: I checked the maximum spool size the dryer could accommodate. I usually print with 1kg spools, so I made sure the dryer fit that.
- Drying Time: Some dryers have faster drying cycles. I picked one that balanced speed with thorough moisture removal.
- Ease of Use: I preferred dryers with simple controls and clear displays.
- Portability and Size: Since my desk space is limited, I chose a compact model.
- Power Consumption: I wanted something energy-efficient since I sometimes leave it running overnight.
- Additional Features: Some dryers include humidity sensors or can double as filament storage boxes, which I found convenient.
Material Compatibility
I always check if the dryer supports the filament types I use. PLA, ABS, PETG, nylon, TPU, and specialty filaments all have different drying needs. My dryer covers a wide range of materials, which gives me flexibility.
Budget Considerations
Prices vary widely. I set a budget but was willing to spend a bit more for reliability and features. Keep in mind that investing in a good filament dryer can save you money on wasted filament and failed prints in the long run.
My Final Tips
- Always dry your filament before printing, especially if it’s been opened for a while or stored in humid conditions.
- Store filament in airtight containers with desiccants when not in use, even if you have a dryer.
- Read user reviews and watch demo videos to get a feel for how easy the dryer is to operate.
- Consider your printing habits—if you print frequently, a faster or in-line dryer might be worth it.
I hope my experience helps you pick the right 3D print filament dryer for your needs! It’s made a big difference in my print quality and filament longevity.
Author Profile
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Kevin Henry is the voice behind clubisabella.com, where real-world experience meets honest product insight. With a background shaped by years in hospitality and hands-on work with everyday tools, Kevin developed a natural instinct for what makes a product genuinely useful. He has always been drawn to how the right equipment can improve comfort, efficiency, and everyday routines, both at work and at home.
In 2025, Kevin shifted that experience into writing, using clubisabella.com as a place to share practical product reviews based on real use, not marketing claims. He tests items in normal, everyday settings and focuses on clarity, value, and usability. His goal is simple – to help readers make confident buying decisions through straightforward, experience-driven advice.
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