--- product_id: 400863423 title: "Aquarium Fish Tank External Filter Box,3 in 1 Acrylic Filter Box Aquarium Hang On Filter Waterfall Increase Oxygen Water Purifier Aquarium Accessory for Round Aquarium Fish Bowl (XL)" brand: "chestnut-yx" price: "€ 63.42" currency: EUR in_stock: true category: "Chestnut Yx" url: https://www.desertcart.sk/products/400863423-aquarium-fish-tank-external-filter-box-3-in-1-acrylic store_origin: SK region: Slovakia --- # Progressive multi-stage water inlet Silent waterfall-style outlet 3-in-1 acrylic filtration system Aquarium Fish Tank External Filter Box,3 in 1 Acrylic Filter Box Aquarium Hang On Filter Waterfall Increase Oxygen Water Purifier Aquarium Accessory for Round Aquarium Fish Bowl (XL) **Brand:** chestnut-yx **Price:** € 63.42 **Availability:** ✅ In Stock ## Summary > 💧 Elevate your aquarium game with silent, sleek, and smart filtration! ## Quick Answers - **What is this?** Aquarium Fish Tank External Filter Box,3 in 1 Acrylic Filter Box Aquarium Hang On Filter Waterfall Increase Oxygen Water Purifier Aquarium Accessory for Round Aquarium Fish Bowl (XL) by chestnut-yx - **How much does it cost?** € 63.42 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/400863423-aquarium-fish-tank-external-filter-box-3-in-1-acrylic) ## Best For - chestnut-yx enthusiasts ## Why This Product - Trusted chestnut-yx brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Space-Savvy Design:** Curved arc-shaped cylinder fits snugly on round tanks, maximizing aquarium space without compromise. - • **Whisper-Quiet Operation:** Silent waterfall outlet ensures peaceful ambiance—perfect for your zen home office or living room. - • **Crystal Clear Monitoring:** High transparency acrylic lets you admire your aquatic ecosystem in real-time without lifting a finger. - • **Tailored Filtration Power:** Progressive filter tank adapts to your fish’s unique water quality needs with customizable filter media. - • **Multi-Functional Edge Hole:** Innovative edge hole doubles as a tool holder for tweezers and accessories, streamlining maintenance. ## Overview This XL acrylic external filter box offers a 3-in-1 progressive filtration system designed specifically for round aquariums. Crafted from high-transparency acrylic, it provides crystal-clear visibility and a space-saving curved design. The silent waterfall outlet enhances oxygenation quietly, while the edge hole adds practical tool storage—ideal for millennial professionals seeking both style and function in their aquatic setups. ## Description Description: Effective filtering: large capacity, double the filtering effect. Progressive filtration: progressive filter tank, progressive water inlet, can be matched with different filter materials to meet the filtration needs of various fish for different water quality. Application: it can be used for fish farming/planting green plants, ecological water purification. With edge hole: the edge hole can also insert tools such as tweezers. Design: the plug is removed, the front waterfall type water outlet becomes a silent type water outlet, and the water storage in the box can be retained. Specification: Material: acrylic Color: clear Size: S, M, L, XL(cm/inch) Filter box sizediameterbox lengthbox height S18.6/7.3214.6/5.758/3.15 M22.6/8.918.6/7.328/3.15 L26.6/10.4722.6/8.98/3.15 XL30.6/12.0526.6/10.478/3.15 Curved pipe size: 1*0.8*10cm/0.39*0.31*3.94inch(outer dia*inner dia*length) Applicable inner diameter of the round fish tank: S: 15-18cm/5.91*7.09inch M: 19-22cm/7.48-8.66inch L: 23-26cm/9.06-10.24inch XL: 27-30cm/10.63-11.81inch Included: 1 x Aquarium External Filter Box Notice: Due to the different monitor and light effect, the actual color maybe a slight different from the picture color. Please allow slight differs due to manual measurement. ## Features - 【High Quality】Material: acrylic.Brand new and high quality, more sizes for choice, you can choose according to your needs. - 【Progressive filtration】Progressive filter tank, progressive water inlet, can be matched with different filter materials to meet the filtration needs of various fish for different water quality.Physical and biochemical filtration for your fish tank and increases the oxygen solubility. - 【High Transparency】High transparency, elegant and beautiful, you can clearly observe the internal changes, and the highly transparent appearance allows you to show the beautiful interior decoration - 【High Performance】External filter box for aquarium and fish tank.The cylinder angle is arc- shaped to save space,the edge hole can also insert tools such as tweezers.Specially equipped with external filter for round fish tank. - 【Design】The plug is removed, the front waterfall type water outlet becomes a silent type water outlet, and the water storage in the box can be retained.Quiet filtering system. Especially good for breeding small fish/planting green plants. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09MZBP75W | | Best Sellers Rank | 84,076 in Pet Supplies ( See Top 100 in Pet Supplies ) 415 in Aquarium Filters | | Brand | Chestnut-YX | | Brand Name | Chestnut-YX | | Colour | XL | | Country Of Origin | China | | Included Components | Aquarium External Filter Box | | Item Shape | Round | | Item Weight | 0.3 Kilograms | | Item weight | 0.3 Kilograms | | Manufacturer | YWSM | | Manufacturer Part Number | Filter Box | | Material | Acrylic | | Material Type | Acrylic | | Model Number | Filter Box | | Product Style | Classic | | Shape | Round | | Special Features | Lightweight | | Special feature | Lightweight | | Style | Classic | | Target Species | Fish | | Unit Count | 300.0 gram | ## Product Details - **Brand:** Chestnut-YX - **Colour:** XL - **Included components:** Aquarium External Filter Box - **Item weight:** 0.3 Kilograms - **Manufacturer:** YWSM - **Material:** Acrylic - **Shape:** Round - **Special feature:** Lightweight - **Style:** Classic ## Images ![Aquarium Fish Tank External Filter Box,3 in 1 Acrylic Filter Box Aquarium Hang On Filter Waterfall Increase Oxygen Water Purifier Aquarium Accessory for Round Aquarium Fish Bowl (XL) - Image 1](https://m.media-amazon.com/images/I/61EU-0hunIL.jpg) ![Aquarium Fish Tank External Filter Box,3 in 1 Acrylic Filter Box Aquarium Hang On Filter Waterfall Increase Oxygen Water Purifier Aquarium Accessory for Round Aquarium Fish Bowl (XL) - Image 2](https://m.media-amazon.com/images/I/61X2s6KqKvL.jpg) ![Aquarium Fish Tank External Filter Box,3 in 1 Acrylic Filter Box Aquarium Hang On Filter Waterfall Increase Oxygen Water Purifier Aquarium Accessory for Round Aquarium Fish Bowl (XL) - Image 3](https://m.media-amazon.com/images/I/619AXygcX9L.jpg) ![Aquarium Fish Tank External Filter Box,3 in 1 Acrylic Filter Box Aquarium Hang On Filter Waterfall Increase Oxygen Water Purifier Aquarium Accessory for Round Aquarium Fish Bowl (XL) - Image 4](https://m.media-amazon.com/images/I/61pc5Ws+GZL.jpg) ![Aquarium Fish Tank External Filter Box,3 in 1 Acrylic Filter Box Aquarium Hang On Filter Waterfall Increase Oxygen Water Purifier Aquarium Accessory for Round Aquarium Fish Bowl (XL) - Image 5](https://m.media-amazon.com/images/I/61z3TgOjJlL.jpg) ## Available Options This product comes in different **Color** options. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sk/products/400863423-aquarium-fish-tank-external-filter-box-3-in-1-acrylic](https://www.desertcart.sk/products/400863423-aquarium-fish-tank-external-filter-box-3-in-1-acrylic) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-05-28*