ISTA 2 L Face Side Refillable CO₂ Aluminum Cylinder – Durable & Elegant Aquarium CO₂ Storage

This professionally engineered aluminum cylinder brings both style and safety to planted aquarium setups. With a 2-liter capacity, face-side orientation, and built-in ON/OFF valve, it is ideal for consistent CO₂ delivery across tanks of various sizes.

Its surface is treated with an epoxy resin coating, making it resistant to corrosion and oxidation — perfect for humid environments near aquariums. The cylinder is TUV-certified, ensuring user safety with high-pressure applications. Note: We provide refills only for verified ISTA cylinders purchased through our system; external cylinders or repurposed fire extinguishers are not accepted.

Usage Instructions:

• Connect the cylinder to a compatible CO₂ regulator with ON/OFF valve
• Secure the cylinder upright in a safe location near the aquarium
• When empty, submit a refill request through online purchase history

Key Benefits:

• High-quality epoxy-coated aluminum prevents rust and oxidization
• Factory-filled CO₂ ensures safe and reliable initial use
• TUV safety certification meets global safety standards
• Professional aesthetic enhances aquascaping setup

Specifications:

• Capacity: 2 Liters
• Valve Type: Face-side ON/OFF valve
• Material: Aluminum with epoxy coating
• Country of Manufacture: China

Descriptions:

• ISTA CO₂ Cylinder: Official branded aluminum CO₂ tank for planted aquariums
• Refillable CO₂ Aquarium Tank: Reusable high-pressure cylinder for aquarium gas injection
• Epoxy Coated Aluminum Cylinder: Corrosion-resistant finish ideal for aquarium conditions
• CO₂ Aquarium ON/OFF Valve: Built-in valve allows safe manual control of gas output
• TUV Certified CO₂ Cylinder: Ensures global safety compliance for pressurized gas systems