---
product_id: 223794902
title: "AST Bubble Bead Filter XS4000, The Original Bead Filter, Pond Filtration Solution, Perfect for Koi Ponds up to 4000 Gallons, Pond Media Included, Media Lasts Forever"
brand: "ast"
price: "$8486.79"
currency: USD
in_stock: true
reviews_count: 8
url: https://www.desertcart.ec/products/223794902-ast-bubble-bead-filter-xs4000-the-original-bead-filter-pond
store_origin: EC
region: Ecuador
---

# Advanced filtration Low maintenance Media lasts forever AST Bubble Bead Filter XS4000, The Original Bead Filter, Pond Filtration Solution, Perfect for Koi Ponds up to 4000 Gallons, Pond Media Included, Media Lasts Forever

**Brand:** ast
**Price:** $8486.79
**Availability:** ✅ In Stock

## Summary

> 🌊 Dive into clarity with the AST Bubble Bead Filter!

## Quick Answers

- **What is this?** AST Bubble Bead Filter XS4000, The Original Bead Filter, Pond Filtration Solution, Perfect for Koi Ponds up to 4000 Gallons, Pond Media Included, Media Lasts Forever by ast
- **How much does it cost?** $8486.79 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/223794902-ast-bubble-bead-filter-xs4000-the-original-bead-filter-pond)

## Best For

- ast enthusiasts

## Why This Product

- Trusted ast brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** No moving parts mean reliability and longevity for years to come.
- • **Transform Your Pond:** Experience crystal-clear water with the AST Bubble Bead Filter XS4000.
- • **Effortless Maintenance:** Enjoy quick backwashing and minimal upkeep for a hassle-free experience.
- • **Superior Solids Removal:** Effectively eliminate solids, ensuring a pristine aquatic environment.
- • **Biofiltration Excellence:** Maximize nitrifying bacteria growth with a large surface area for optimal health.

## Overview

The AST Bubble Bead Filter XS4000 is a state-of-the-art pond filtration solution designed for koi ponds up to 4000 gallons. This innovative filter replaces traditional sand filters, offering advanced water filtration with low maintenance requirements. Its unique design features no internal moving parts, ensuring long-lasting reliability, while the included media never needs replacement. With superior solids removal and excellent biofiltration capabilities, this filter is a must-have for both home and professional aquaculture enthusiasts.

## Description

Get Robust, Efficient, and Dependable Water Filtration    A popular product in multiple industries and applications, the Bubble Bead Filter by AST offers easy maintenance and effective filtration. Perfect for aquaculture systems, research applications, quarantine systems, broodstock holding, and more.  Studies have shown that our bead filters capture 100% of particles greater than 50 microns and 48% of particles in the 5-10 micron range per pass.    In addition to solids removal, these filters provide biological filtration, breaking down the nitrogenous wastes into non-toxic substances. Our gentle backwash removes the collected solids while keeping the necessary bio-film intact.  A modern replacement for sand filters.     Filter Benefits:    - Gentle Backwash:  Does not harm the bio-film   - Simple:  Easy to understand and operate   - Reliable:  No internal moving parts   - Energy Savings:  Efficient design   - Low Maintenance:  Backwashing is quick   - Longevity:  Media never needs replacement   - Superior Clarification:  Removes solids effectively

## Features

- The perfect product for home/professional pond filtration. A modern replacement for sand filters.
- A go-to for professionals in the aquaculture and aquaponic space.
- Get robust and efficient water filtration for your aquarium.
- Advanced filtration for koi ponds up 4000 gallons.
- Low Maintenance: backwashing is quick and easy! Reliable: no internal moving parts for long lasting service. Longevity: media never needs replacement. Superior solids removal: remove solids effectively with ease. Excellent biofiltration: large surface area for nitrifying bacteria.

## Images

![AST Bubble Bead Filter XS4000, The Original Bead Filter, Pond Filtration Solution, Perfect for Koi Ponds up to 4000 Gallons, Pond Media Included, Media Lasts Forever - Image 1](https://m.media-amazon.com/images/I/812-TEBhL-L.jpg)
![AST Bubble Bead Filter XS4000, The Original Bead Filter, Pond Filtration Solution, Perfect for Koi Ponds up to 4000 Gallons, Pond Media Included, Media Lasts Forever - Image 2](https://m.media-amazon.com/images/I/71xEJ4u+ZXL.jpg)
![AST Bubble Bead Filter XS4000, The Original Bead Filter, Pond Filtration Solution, Perfect for Koi Ponds up to 4000 Gallons, Pond Media Included, Media Lasts Forever - Image 3](https://m.media-amazon.com/images/I/71WIGZzelJL.jpg)
![AST Bubble Bead Filter XS4000, The Original Bead Filter, Pond Filtration Solution, Perfect for Koi Ponds up to 4000 Gallons, Pond Media Included, Media Lasts Forever - Image 4](https://m.media-amazon.com/images/I/714GmixC-fL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product
*by A***Y on October 31, 2024*

It is working as described.

### ⭐⭐⭐⭐ Works well but can't find replacement beads. Someone let beads out so need replacement pack.
*by D***3 on July 6, 2024*

Works well but can't find replacement beads. Someone let beads out so need replacement pack.

### ⭐⭐⭐⭐⭐ Works great.  Easy to clean.
*by B***N on August 23, 2020*

Filter works great and is easy to clean. The company stands behind their products and their warranty.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.ec/products/223794902-ast-bubble-bead-filter-xs4000-the-original-bead-filter-pond](https://www.desertcart.ec/products/223794902-ast-bubble-bead-filter-xs4000-the-original-bead-filter-pond)

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-21*