5 Best 3D Filament for Water Dissolvable Support [In 2025]

When it comes to 3D printing, having the right filament can make all the difference in the quality and ease of your projects. One crucial filament for creating complex designs is water-soluble support material, such as PVA (Polyvinyl Alcohol). These filaments allow you to print intricate overhangs, bridges, and internal structures that would otherwise be impossible with standard filaments. In this comprehensive review, we’ll explore the top 3D filaments for water-soluble support to help you find the best option for your needs.

5 Best 3D Filament for Water Dissolvable Support Review

PVA 3D Printer Filament – Dissolvable, Water Soluble Filament for 3D Printers and 3D Pens, 1.75mm, 1 kg

Specs:

• Material: PVA
• Filament Diameter: 1.75mm
• Spool Size: 1 kg
• Recommended Printing Temperature: 190°C – 220°C
• Recommended Bed Temperature: 50-80°C

Pros:

• Dissolvable in water for easy support removal
• Optimized for use with PLA filaments
• Vacuum-sealed packaging with desiccant to maintain quality
• Consistent diameter for reliable printing

Cons:

• Some users report issues with stringing and adhesion
• Brittle nature of the material can lead to breakage
• Mixed feedback on the ease of dissolution in water

Polymaker PolyDissolve S1 PVA Filament, 1.75mm, 750g, Water Soluble Support for PLA/TPU/PVB/Nylon 3D Printer Filament

Specs:

• Material: PVA
• Filament Diameter: 1.75mm
• Spool Size: 750g
• Recommended Printing Temperature: 215°C – 225°C
• Recommended Bed Temperature: 25-60°C

Pros:

• Engineered to work well with PLA, TPU, PVB, and Nylon
• Tangle-free and moisture-free design
• Comes in a recyclable cardboard spool
• Reliable performance during long prints

Cons:

• Mixed feedback on adhesion and overall functionality
• Some users report the material doesn’t dissolve easily
• Perceived as expensive by some customers

PVA Filament, Water Soluble Support 3D Printer Filament 1.75mm 0.5KG Spool for 3D Printers, Natural

Specs:

• Material: PVA
• Filament Diameter: 1.75mm
• Spool Size: 0.5 kg
• Recommended Printing Temperature: 190°C – 200°C
• Recommended Bed Temperature: 55-65°C

Pros:

• Softens in 55-65°C water for easy support removal
• Designed to avoid common PVA issues like brittleness
• Affordable price point
• Suitable for a wide range of filaments

Cons:

• Does not completely dissolve in water
• Some users report issues with clogging and adhesion

YXPOLYER PVA Filament Quick Water Soluable Dissolvable Support Material 1.75mm 500g for 3D Printing Filament PLA TPU PETG ABS Nylon, AMS-Compatible Polyvinyl Alcohol Nature Color

Specs:

• Material: PVA
• Filament Diameter: 1.75mm
• Spool Size: 500g
• Recommended Printing Temperature: 190°C – 210°C
• Recommended Bed Temperature: 0/60-80°C

Pros:

• Claims to be quickly water-soluble
• Compatible with a wide range of filaments
• Designed for dual-extruder printers
• Non-toxic and low-odor

Cons:

• Limited customer feedback available
• Potential issues with consistency and performance

RepRapper PVA Filament 1.75mm for 3D Printer, Water Soluble Filament Commonly Used as Support Material, 0.5kg Natural Color

Specs:

• Material: PVA
• Filament Diameter: 1.75mm
• Spool Size: 0.5 kg
• Recommended Printing Temperature: 190°C – 210°C
• Recommended Bed Temperature: 40-60°C

Pros:

• Softens in 60-80°C water for easy support removal
• Good thermal stability for complex models
• Affordable price point

Cons:

• Not fully water-soluble, only softens
• Mixed feedback on performance and consistency

FAQ

1. What is the main purpose of using PVA filament in 3D printing?
   PVA filament is primarily used as a water-soluble support material for printing complex 3D models with overhangs, bridges, and internal structures that would be difficult or impossible to print with standard filaments.
2. How do I remove the PVA support material after printing?
   Most PVA filaments can be removed by soaking the printed model in warm water (55-65°C) for several hours, causing the PVA to soften and become easy to peel off. The exact time and temperature may vary depending on the specific PVA filament used.
3. Can PVA filament be used with any 3D printer?
   PVA filament is generally compatible with most FDM (Fused Deposition Modeling) 3D printers, but it is most commonly used with dual-extruder printers that allow you to print the model with one filament and the support structure with the PVA filament.
4. How do I store PVA filament properly?
   PVA filament is highly absorbent and can become brittle if exposed to moisture. It’s important to store the filament in a sealed, airtight container with a desiccant pack to keep it dry. Additionally, it’s recommended to dry the filament at 50-60°C for 6-8 hours before each use.
5. What types of 3D models are best suited for using PVA as a support material?
   PVA filament is particularly useful for printing models with complex geometries, overhangs, bridges, and internal cavities that would be difficult or impossible to print without support. It’s commonly used for artistic sculptures, figurines, and architectural designs.

Conclusion

When it comes to 3D printing, having the right water-soluble support material can make all the difference in the complexity and quality of your designs. The 3D filaments reviewed in this guide offer a range of options for water-dissolvable support, each with its own unique features and benefits. Whether you prioritize ease of use, print quality, or value for money, there’s a PVA filament here that can help you take your 3D printing to the next level. By carefully considering your specific needs and the pros and cons of each product, you can find the best 3D filament for water-soluble support to unlock the full potential of your 3D printer.