Product Information

Simplify your planted aquarium CO₂ system with the ISTA 3-in-1 CO₂ Diffuser Compact V (Large) I-552 — an advanced all-in-one device that combines a bubble counter, non-return check valve, and ceramic CO₂ diffuser in one compact unit.

Designed for medium to large planted aquariums, this integrated solution ensures precise CO₂ dosing, maximum diffusion efficiency, and complete backflow protection, helping your aquatic plants grow lush, healthy, and vibrant.

Ideal for aquascapers who want a clean, clutter-free, and professional setup.

Key Features

• 3-in-1 Integrated Design
  Combines diffuser, bubble counter, and check valve in a single compact unit.
• Ultra-Fine Bubble Technology
  High-grade ceramic plate produces micro bubbles for superior CO₂ absorption.
• Built-In Bubble Counter
  Allows accurate monitoring of CO₂ injection rate.
• Integrated Check Valve
  Prevents water backflow and protects regulators and solenoids.
• Compact Vertical Structure
  Reduces tubing bends and improves gas flow efficiency.
• Optimised for Large Tanks
  Suitable for medium to large planted aquariums.
• Durable Construction
  Made from high-quality materials for long-term reliability.
• Minimalist & Modern Design
  Enhances aquascape aesthetics without visual clutter.

Suitable For

• High-Tech Planted Aquariums
• Nature & Iwagumi Layouts
• Professional Aquascaping
• Pressurized CO₂ Systems
• Freshwater Plant Tanks

Compatible with standard CO₂ regulators, solenoids, and tubing.

How to Use

• Connect CO₂ tubing to the inlet port.
• Fill bubble counter chamber with water or mineral oil.
• Attach the unit vertically inside the aquarium.
• Adjust CO₂ flow using your regulator.

Maintenance:

• Clean ceramic diffuser regularly for optimal performance.
• Refill bubble counter when needed.
• Replace ceramic plate if diffusion weakens over time.

Important Notes

• Initial large bubbles may appear during first use — normal and temporary.
• Allow 24 hours for stable micro-bubble formation.
• Use CO₂-safe tubing for best results.

Key Features:

• 3-in-1 Design: Diffuser, bubble counter, and check valve.
• Compact Construction: Saves space inside the aquarium.
• Fine Ceramic Bubble Diffusion: Maximizes CO2 absorption.
• Check Valve effectively prevents back-flow.
• Clear bubble reading provides accurate CO2 dosing.
• Made with acrylic assures long usage time.
• Compact size, easy assembling.
• Suitable for 4-6 feet planted aquaria.

A smart and efficient CO2 solution for planted aquarium setups.