---
product_id: 496468110
title: "ISTA 3 in 1 CO2 Diffuser Bubble Counter Check Valve 20mm (M)- Aquarium Plant Tank"
brand: "ista"
price: "¥10963"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/496468110-ista-3-in-1-co2-diffuser-bubble-counter-check-valve
store_origin: JP
region: Japan
---

# precise bubble counting 3-in-1 integrated design built-in check valve protection ISTA 3 in 1 CO2 Diffuser Bubble Counter Check Valve 20mm (M)- Aquarium Plant Tank

**Brand:** ista
**Price:** ¥10963
**Availability:** ✅ In Stock

## Summary

> 🌿 Elevate your aquarium game with the ultimate 3-in-1 CO2 diffuser—because your plants deserve the best!

## Quick Answers

- **What is this?** ISTA 3 in 1 CO2 Diffuser Bubble Counter Check Valve 20mm (M)- Aquarium Plant Tank by ista
- **How much does it cost?** ¥10963 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/496468110-ista-3-in-1-co2-diffuser-bubble-counter-check-valve)

## Best For

- ista enthusiasts

## Why This Product

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

## Key Features

- • **Crystal Clear Resin Build:** Durable, transparent resin offers a modern look while letting you monitor CO2 flow effortlessly.
- • **Replaceable Ceramic Plate:** Maintain peak CO2 diffusion with an easy-to-swap ceramic plate, ensuring long-term aquarium vitality.
- • **Seamless 3-in-1 Integration:** Combine diffuser, bubble counter, and check valve in one sleek unit—minimal clutter, maximum efficiency.
- • **Optimized for All Life Stages:** Perfectly calibrated to support aquatic plants and fish at every growth phase, fostering a thriving ecosystem.
- • **Universal Fit for 20mm Tubing:** Designed to fit standard 20mm aquarium setups, making upgrades and replacements hassle-free.

## Overview

This 3-in-1 CO2 diffuser combines a bubble counter, check valve, and diffuser into a single resin unit designed for 20mm tubing. Featuring a replaceable ceramic plate for sustained performance, it supports all aquatic life stages by ensuring precise and efficient CO2 delivery in your plant tank.

## Description

CHARACTERISTICS: •3 functions in one unit: CO2 bubble counter, check valve and diffuser. •Produces bubbles as small as a mist of CO2, generating maximum possible diffusion on CO2 in the aquarium. •Undisputable quality and reliability. •Compact size. •Easy to install. For 4/6mm co2 tube (Does not contain)

## Features

- These are the most practical diffusers available Into a single piece you have a check valve a bubble counter and the diffuser Also very important is that the ceramic plate can be replaced
- CO2 bubble counter check valve and diffuser
- Material Type: Resin
- Age Range Description: All Life Stages

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Pet Type | Fish and Aquatic |
| Product Dimensions | 6 x 4 x 4 cm; 480 g |
| Item model number | 551 |
| Pet Life Stage | All Life Stages |
| Item Form | Valve |
| Allergen Information | Nut Free |
| Color | clear |
| Quantity | 1 |
| batteries required | No |
| Batteries Included | No |
| External Testing Certification | Não aplicável |
| Item Weight | 480 g |

## Product Details

- **Brand:** ISTA
- **Item weight:** 0.48 Kilograms
- **Item form:** Valve
- **Manufacturer:** Ista
- **Global Trade Identification Number:** 04719856835518

## Images

![ISTA 3 in 1 CO2 Diffuser Bubble Counter Check Valve 20mm (M)- Aquarium Plant Tank - Image 1](https://m.media-amazon.com/images/I/71LBq1XqfGL.jpg)
![ISTA 3 in 1 CO2 Diffuser Bubble Counter Check Valve 20mm (M)- Aquarium Plant Tank - Image 2](https://m.media-amazon.com/images/I/71llnIScQ0L.jpg)
![ISTA 3 in 1 CO2 Diffuser Bubble Counter Check Valve 20mm (M)- Aquarium Plant Tank - Image 3](https://m.media-amazon.com/images/I/71rfsYzSMSL.jpg)
![ISTA 3 in 1 CO2 Diffuser Bubble Counter Check Valve 20mm (M)- Aquarium Plant Tank - Image 4](https://m.media-amazon.com/images/I/71id75fi0IL.jpg)
![ISTA 3 in 1 CO2 Diffuser Bubble Counter Check Valve 20mm (M)- Aquarium Plant Tank - Image 5](https://m.media-amazon.com/images/I/519Ds-WErTL.jpg)

## Frequently Bought Together

- Ista 551 3 in 1 CO2 Diffuser Bubble Counter Check Valve 20mm (M)- Aquarium Plant Tank, Clear
- API ROOT TABS Freshwater Aquarium Plant Fertilizer 0.4-Ounce 10-Count Box
- Seachem Flourish Excel 500 ml

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**Shop now:** [https://www.desertcart.jp/products/496468110-ista-3-in-1-co2-diffuser-bubble-counter-check-valve](https://www.desertcart.jp/products/496468110-ista-3-in-1-co2-diffuser-bubble-counter-check-valve)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-05*