---
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: "฿2742"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/504811823-aquarium-fish-tank-3-in-1-acrylic-external-filter-box
store_origin: TH
region: Thailand
---

# 3-in-1 progressive filtration Silent waterfall outlet High transparency acrylic 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:** ฿2742
**Availability:** ✅ In Stock

## Summary

> 💧 Elevate your aquarium game with silent, sleek, and spotless filtration!

## 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?** ฿2742 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/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

- • **Space-Savvy Design:** Arc-shaped cylinder fits perfectly on round tanks without cluttering your desk or shelf.
- • **Crystal Clear Viewing:** Show off your aquatic world with ultra-transparent acrylic that highlights every vibrant detail.
- • **Versatile & Lightweight:** Easily hang on any round aquarium or fish bowl, perfect for small fish and aquatic plants.
- • **Whisper-Quiet Operation:** Silent waterfall outlet ensures peaceful ambiance—no noisy distractions during your zen moments.
- • **Triple-Action Filtration:** Physical, biochemical, and oxygen-boosting filtration tailored for pristine water quality.

## Overview

This 3-in-1 acrylic external filter box offers progressive physical and biochemical filtration with a silent waterfall outlet, designed specifically for round aquariums and fish bowls. Its high transparency lets you admire your aquatic setup while boosting oxygen levels and maintaining crystal-clear water. Lightweight and space-efficient, it’s perfect for millennial professionals seeking a stylish yet functional fish tank upgrade.

## 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 |
|---------------|-------|
| Product Dimensions | 26 x 10.5 x 22.6 cm; 300 g |
| Item model number | Filter Box |
| Colour | S |
| Size | 19.5x16.5x20.8cm |
| Special features | Lightweight |
| Specific Uses | Aquarium for freshwater fish |
| Item Weight | 300 g |

## Product Details

- **Brand:** Chestnut-YX
- **Material:** Acrylic
- **Special feature:** Lightweight
- **Item weight:** 0.3 Kilograms
- **Shape:** Round
- **Specific uses for product:** Aquarium for freshwater fish
- **Style:** Classic
- **Colour:** S
- **Included components:** Aquarium External Filter Box
- **Vivarium Type:** Aquarium

## 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 **Colour Name** 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)
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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-01-24*