---
product_id: 47360836
title: "RAINBOW KOI KUBES - Pond Filter Bio Cube Media with FREE Hydro-Bugs Bacteria Jump Start and FREE Media Bag - Keep Water Clean - Effective, Economical - Fish and Plant Safe"
brand: "green vista"
price: "€ 60.77"
currency: EUR
in_stock: false
url: https://www.desertcart.es/products/47360836-rainbow-koi-kubes-pond-filter-bio-cube-media-with-free
store_origin: ES
region: Spain
---

# RAINBOW KOI KUBES - Pond Filter Bio Cube Media with FREE Hydro-Bugs Bacteria Jump Start and FREE Media Bag - Keep Water Clean - Effective, Economical - Fish and Plant Safe

**Brand:** green vista
**Price:** € 60.77
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** RAINBOW KOI KUBES - Pond Filter Bio Cube Media with FREE Hydro-Bugs Bacteria Jump Start and FREE Media Bag - Keep Water Clean - Effective, Economical - Fish and Plant Safe by green vista
- **How much does it cost?** € 60.77 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/47360836-rainbow-koi-kubes-pond-filter-bio-cube-media-with-free)

## Best For

- green vista enthusiasts

## Why This Product

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

## Description

ECONOMICAL AND EFFECTIVE FILTER MEDIAGreen Vista's Rainbow Koi Kubes provide high surface coverage and effective filtration in ponds, water gardens and other waterscapes. They are a great upgrade for any brand of waterfall or bio-filter tank, including Aquascape, Nursery Pro, Easy Pro and Savio, and last 2 to 3 years plus! The cubes are various densities, shapes and colors of fish safe aquatic filter media and range in size from 1 to 3 inches.Save the time and effort of cutting filter mat to the specific size of your waterfall tank or bio-filter by using these cubes! They are made from sheets of foam filter material.Clean the bio cubes as needed by simply rinsing a bag of them with water from a garden hose.A SUPERIOR SUBSTRATE FOR BENEFICIAL BACTERIA COLONIZATIONThese biological cubes cover about 525 square feet of surface area per cubic foot, much more than lava rocks, bio balls or ribbon materials. The bio cubes allow your pond filter to maintain greater levels of beneficial bacteria, resulting in clearer water and improving your pond's ability to handle more and larger fish.Weighing about 14 to 16 ounces per 0.9 cubic foot, the cubes are much lighter than lava rocks, which weigh about 50 pounds per cubic foot. The bio cubes are also much more effective in filtering than lava rocks.FREE BACTERIA 'JUMP START' AND FREE MEDIA BAGThe included Hydro-Bugs Bacteria for bio filters will give your water feature a healthy jump start. The beneficial bacteria work with the bio cubes to filter and clean water.A mesh bag ($6.99 value) is included to hold the bio cubes, making them easy for you to store and carry.PLEASE NOTE: The colors of the cubes and bag may vary from the pictures. Cube shape, size and density may vary, too. Also, this product ships compressed to save costs.Filter your water feature with Green Vista's Rainbow Koi Kubes.Click "Add to Cart" now!

## Features

- ✅ EFFECTIVE AND EFFICIENT FILTERING: Extremely versatile, Green Vista's Rainbow Koi Kubes effectively filter the water of ponds, water gardens and other waterscapes. Use these efficient foam cubes in virtually any waterfall tank or bio filter! For simple handling and storage, this approximately 0.9 cubic foot of cubes arrives in a free mesh bag. Various sizes, shapes, densities and colors, the cubes are cut from sheets of pond filter material. Cube and bag color may vary from the images.
- ✅ ULTRA HIGH SURFACE AREA: Each cubic foot of these filter media cubes spreads across about 525 square feet of surface area. Because the cubes have a high coverage rate, they allow for a high degree of beneficial bacteria growth!
- ✅ LIGHTWEIGHT AND COST LESS: Compared to traditional lava rock and most other aquatic filter options, these biological cubes are much lighter weight. They are also more economical than other filter media!
- ✅ CLEAN EASILY AND SAFE FOR ALL FISH AND PLANT LIFE: An open design makes this filter media simple to clean. Just rinse a bag of the cubes with water from a garden hose as needed. Koi, other kinds of fish and aquatic plants are safe with these bio cubes. Because the cubes clean water, they improve the homes of fish and water plants.
- ✅ INCLUDE FREE HYDRO-BUGS BENEFICIAL BACTERIA: These filter cubes come with Hydro-Bugs Beneficial Bacteria jump start for biological filters. The beneficial bacteria work with the cubes to filter and clean water features.

## Images

![RAINBOW KOI KUBES - Pond Filter Bio Cube Media with FREE Hydro-Bugs Bacteria Jump Start and FREE Media Bag - Keep Water Clean - Effective, Economical - Fish and Plant Safe - Image 1](https://images-na.ssl-images-amazon.com/images/I/41G8V4Dj3qL.jpg)
![RAINBOW KOI KUBES - Pond Filter Bio Cube Media with FREE Hydro-Bugs Bacteria Jump Start and FREE Media Bag - Keep Water Clean - Effective, Economical - Fish and Plant Safe - Image 2](https://images-na.ssl-images-amazon.com/images/I/4112ZexU65L.jpg)
![RAINBOW KOI KUBES - Pond Filter Bio Cube Media with FREE Hydro-Bugs Bacteria Jump Start and FREE Media Bag - Keep Water Clean - Effective, Economical - Fish and Plant Safe - Image 3](https://images-na.ssl-images-amazon.com/images/I/41Pn2JDBegL.jpg)

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*Product available on Desertcart Spain*
*Store origin: ES*
*Last updated: 2026-01-24*