--- product_id: 504811823 title: "Aquarium Fish Tank 3-in-1 Acrylic External Filter Box - Hang On Filter with Waterfall, Increases Oxygen & Purifies Water - Perfect for Round Aquarium or Fish Bowl (S)" brand: "chestnut-yx" price: "R1001" currency: ZAR in_stock: true category: "Chestnut Yx" url: https://www.desertcart.co.za/products/504811823-aquarium-fish-tank-3-in-1-acrylic-external-filter-box store_origin: ZA region: South Africa --- # 3-in-1 progressive filtration system Acrylic clarity for crystal-clear views Waterfall outlet boosts oxygenation Aquarium Fish Tank 3-in-1 Acrylic External Filter Box - Hang On Filter with Waterfall, Increases Oxygen & Purifies Water - Perfect for Round Aquarium or Fish Bowl (S) **Brand:** chestnut-yx **Price:** R1001 **Availability:** ✅ In Stock ## Summary > 💧 Elevate your aquarium game with crystal-clear filtration that your fish—and friends—will envy! ## Quick Answers - **What is this?** Aquarium Fish Tank 3-in-1 Acrylic External Filter Box - Hang On Filter with Waterfall, Increases Oxygen & Purifies Water - Perfect for Round Aquarium or Fish Bowl (S) by chestnut-yx - **How much does it cost?** R1001 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/504811823-aquarium-fish-tank-3-in-1-acrylic-external-filter-box) ## 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 - • **Silent Waterfall Outlet:** Switch from a soothing waterfall to a whisper-quiet water outlet to keep your aquatic environment peaceful and stress-free. - • **Tool-Friendly Edge Hole:** Easily insert tweezers or maintenance tools without removing the filter, making tank care effortless and mess-free. - • **Space-Smart Curved Profile:** Sleek arc-shaped cylinder fits perfectly on round tanks, saving space while maximizing filtration efficiency. - • **Crystal-Clear Acrylic Design:** Show off your aquatic world with ultra-transparent, elegant acrylic that lets you monitor your fish and plants in style. - • **Triple-Action Filtration Power:** Experience progressive physical and biochemical filtration that adapts to your fish’s unique water quality needs for pristine, healthy water. ## Overview This premium 3-in-1 acrylic external filter box is designed for round aquariums and fish bowls, combining progressive physical and biochemical filtration with a silent waterfall outlet to increase oxygen levels and purify water. Its high transparency and space-saving curved design make it perfect for showcasing aquatic life while ensuring optimal water quality and easy maintenance. ## 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 | B09MZ9HZVV | | Best Sellers Rank | 177,257 in Pet Supplies ( See Top 100 in Pet Supplies ) 788 in Aquarium Filters | | Brand | Chestnut-YX | | Brand Name | Chestnut-YX | | Colour | S | | 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 | | Pet Type | Fish | | Product Style | Classic | | Set Name | Size S | | Shape | Round | | Special Features | Lightweight | | Special feature | Lightweight | | Specific Uses For Product | Aquarium for freshwater fish | | Specific uses for product | Aquarium for freshwater fish | | Target Species | Fish | | Unit Count | 300.0 gram | | Vivarium Type | Aquarium | ## Product Details - **Brand:** Chestnut-YX - **Colour:** S - **Included components:** Aquarium External Filter Box - **Item weight:** 0.3 Kilograms - **Material:** Acrylic - **Number of items:** 1 - **Shape:** Round - **Special feature:** Lightweight - **Specific uses for product:** Aquarium for freshwater fish - **Style:** Classic ## Images ![Aquarium Fish Tank 3-in-1 Acrylic External Filter Box - Hang On Filter with Waterfall, Increases Oxygen & Purifies Water - Perfect for Round Aquarium or Fish Bowl (S) - Image 1](https://m.media-amazon.com/images/I/61EU-0hunIL.jpg) ![Aquarium Fish Tank 3-in-1 Acrylic External Filter Box - Hang On Filter with Waterfall, Increases Oxygen & Purifies Water - Perfect for Round Aquarium or Fish Bowl (S) - Image 2](https://m.media-amazon.com/images/I/61X2s6KqKvL.jpg) ![Aquarium Fish Tank 3-in-1 Acrylic External Filter Box - Hang On Filter with Waterfall, Increases Oxygen & Purifies Water - Perfect for Round Aquarium or Fish Bowl (S) - Image 3](https://m.media-amazon.com/images/I/619AXygcX9L.jpg) ![Aquarium Fish Tank 3-in-1 Acrylic External Filter Box - Hang On Filter with Waterfall, Increases Oxygen & Purifies Water - Perfect for Round Aquarium or Fish Bowl (S) - Image 4](https://m.media-amazon.com/images/I/61pc5Ws+GZL.jpg) ![Aquarium Fish Tank 3-in-1 Acrylic External Filter Box - Hang On Filter with Waterfall, Increases Oxygen & Purifies Water - Perfect for Round Aquarium or Fish Bowl (S) - Image 5](https://m.media-amazon.com/images/I/61z3TgOjJlL.jpg) ## Available Options This product comes in different **Color** options. ## Frequently Bought Together - Aquarium Fish Tank 3-in-1 Acrylic External Filter Box - Hang On Filter with Waterfall, Increases Oxygen & Purifies Water - Perfect for Round Aquarium or Fish Bowl (S) - NICREW Slim Aquarium Filter, Quiet Fish Tank HOB Filters for up to 20L Aquariums, Adjustable Flow, 160 L/H, 3W - Fluval Plant and Shrimp Stratum Aquarium Planting Substrate, Dark Brown, 2 kg (Pack of 1) --- ## 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.co.za/products/504811823-aquarium-fish-tank-3-in-1-acrylic-external-filter-box](https://www.desertcart.co.za/products/504811823-aquarium-fish-tank-3-in-1-acrylic-external-filter-box) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-07-07*