Aquarium equipment
External filter cartridge
Aquarium supplies
Fish tank filtration
Three-stage filtration
Biochemical filtration

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Product Introduction: This is a modular, external-mounted filtration system specifically designed for aquariums. Featuring a classic three-chamber series configuration, it sequentially performs physical interception, biochemical filtration, and other water-purification processes. The included independent L-shaped bend pipe ensures smooth water flow guidance, and the entire installation requires no drilling into the aquarium tank—making it lightweight, easy to use, and highly effective at improving water clarity and ecological stability in small to medium-sized tanks.
Design Highlights:
- Three-Compartment Design: The internal space is divided into three separate zones, allowing users to load different filter media individually for precise water-quality management.
- Independent Flow-Directing Components: The included L-shaped bend pipe can be flexibly assembled to effectively guide inlet and outlet water directions, minimizing overflow and turbulence while maintaining steady water flow.
- Convenient Hanging Structure: The top edge is equipped with slots and snap-fit connectors, enabling secure attachment directly to the aquarium rim with minimal space occupation and excellent anti-slip performance.
- Fully Open Water Collection Area: The bottom and sides are completely open, significantly reducing the risk of overflow during routine maintenance and making water changes and cleaning safer and more hassle-free.
Technical Specifications:
- Installation Method: External mounting on the tank top (no drilling required)
- Structural Configuration: Three-chamber series filtration unit
- Interface Specifications: Compatible with soft tubing having an inner diameter of approximately 16 mm (L-shaped bend pipe interface)
- Applicable Tank Size: Recommended for small to medium-sized aquariums measuring 40–80 cm in length
- Recommended Material: High-transparency, food-grade acrylic (easy to observe filter-media condition and highly water-resistant)
Application Scenarios:
- Water-quality maintenance for small eco-friendly aquariums placed in living rooms or study desks.
- Daily physical and biochemical filtration for ornamental fish such as guppies, bettas, and danios.
- As an auxiliary water-purification device for quarantine breeding tanks, helping to maintain clean local water quality.
- A high-quality housing and structural framework for DIY enthusiasts building their own drip-filter systems.
Originality of the Model
The author declares that this work is their personally original model
This model is licensed under the following terms:
This work is licensed under a Standard Digital File License. Digital files have a strict non-commercial, personal use only license.
You shall not share, sub-license, sell, rent, host, transfer, or distribute in any way the digital file or 3D printed versions of this object, nor any other derivative work of this object in its digital or physical format (including remixes of this object). You can not host these files on other digital platforms, web stores or cloud repositories. The objects may not be used in any way whatsoever in which you charge money, collect fees.
Models(1)
外挂过滤盒.3mfDesigner46.74 KB
2026-04-29






