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Terms and Conditions Apply!
We can ship to any address in Australia and New Zealand. Note that there are restrictions on some products, and some products cannot be shipped to some locations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full kilo.
The 17mm CO2 Diffuser is a vital accessory for planted aquariums, designed to efficiently disperse carbon dioxide (CO2) into the water. By increasing CO2 availability, it supports healthy plant growth, enhances photosynthesis, and helps maintain a stable aquatic environment. Its compact design and standard size make it suitable for a variety of aquarium setups.
Diameter: 17mm, compatible with standard CO2 systems and suitable for different aquarium sizes.
Durable Material: Made from high-quality glass or acrylic, resistant to corrosion from CO2.
Fine Bubble Diffusion: Produces ultra-fine bubbles for maximum gas exchange, improving CO2 absorption by plants.
Easy Installation: Includes suction cup or clip for secure placement inside the aquarium.
Compact Design: Integrates seamlessly into aquascapes without disrupting the aesthetic.
Adjustable Flow Rate: Allows fine-tuning of CO2 flow to match the needs of your plants.
Installation: Position the diffuser near the filter output or water current to distribute CO2 evenly. Secure it with the suction cup or clip at an appropriate submerged depth.
CO2 System Connection: Connect to your CO2 cylinder using suitable tubing and ensure all fittings are tight to prevent leaks. Adjust the CO2 regulator for a steady flow.
Monitoring: Use a drop checker or pH test to track CO2 levels, ensuring optimal plant growth without harming fish.
Maintenance: Clean regularly to prevent algae or mineral buildup; vinegar can be used for stubborn deposits. Inspect tubing and connections periodically.
System Compatibility: Verify the diffuser works with your existing CO2 setup.
Plant Selection: Ideal for CO2-demanding plants such as Hygrophila, Cabomba, and Rotala.
CO2 Timing: Use a timer to inject CO2 during peak photosynthesis hours for efficiency.
CO2 Levels: Maintain around 20–30 mg/L to encourage healthy growth without stressing fish.
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