- Preserve the natural beauty of your aquarium with our thoughtfully designed external product that integrates seamlessly without disrupting the landscape. - Compatible with external filters, this product is easy to install and enhances your aquarium setup. - Equipped with a spiral flow meter, you can easily monitor and adjust the water flow rate, optimizing the diffusion of CO2 in your water pipe for improved plant health. - Constructed from high-quality plastic, our product ensures durability and a long lifespan, making it a reliable addition to your aquarium. - Installation is straightforward: position the unit approximately 20cm from the external filter outlet, ensuring the CO2 inlet faces downward and the spiral flow meter faces upward. Secure it with the locking nut for stability. Use Cases: - Ideal for aquarists looking to improve CO2 dissolution for healthier aquatic plants, enhancing overall tank vitality. - Perfect for DIY aquarium setups where maintaining a natural landscape and efficient filtration is essential. - Suitable for both freshwater and saltwater tanks, providing versatility for various aquatic environments.