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Elevate your aquarium experience with the CO2 Art PRO-ELITE SERIES – W21.8×14, the ultimate solution for aquarists seeking precision, reliability, and efficiency in CO2 delivery. Designed with advanced technology and user-friendly features, the PRO-ELITE SERIES ensures your aquatic plants thrive, creating a lush and vibrant underwater landscape.


Key Features:

  • Precision Machined Regulator: Offers accurate and stable CO2 delivery with fine-tuning capabilities.
  • High-Quality Materials: Constructed with premium-grade stainless steel and brass components for durability and longevity.
  • Dual Gauges: Monitor both the tank and working pressure simultaneously, providing real-time insights into your CO2 levels.
  • Solenoid Valve: Energy-efficient and reliable, allowing for automatic CO2 control with your timer or controller.
  • Integrated Bubble Counter: Ensures precise CO2 dosage, making it easy to monitor and adjust.
  • Check Valve: Prevents water from backflowing into the regulator, protecting your equipment.
  • W21.8×14 Fitting: Standard threading for compatibility with a wide range of CO2 tanks.


The CO2 Art PRO-ELITE SERIES – W21.8×14 regulator is designed to fit standard CO2 cylinders with a W21.8×14 threading, which is commonly used in many regions around the world. When selecting a CO2 cylinder, ensure that it is compatible with this threading and that it meets safety standards for pressurized gas storage. It's also important to regularly inspect your cylinder for any signs of wear or damage and to refill it at certified CO2 refill stations to maintain optimal performance and safety. Always secure the cylinder in an upright position to prevent tipping and potential accidents.


Setting up the CO2 Art PRO-ELITE SERIES – W21.8×14 regulator is a straightforward process, designed with user convenience in mind. Begin by securely attaching the regulator to your CO2 cylinder, ensuring the W21.8×14 threading aligns properly. Next, connect the solenoid valve to your timer or controller for automated CO2 management. Adjust the dual gauges to monitor the tank and working pressures, and use the integrated bubble counter to fine-tune the CO2 dosage. The clear, intuitive design makes these adjustments simple, even for beginners. With minimal tools and effort, you'll have your CO2 system up and running, ready to enhance your aquarium's plant growth and overall health.


Key Benefits:

  • Enhanced Plant Growth: Consistent and precise CO2 injection promotes healthier, faster-growing aquatic plants, resulting in a more vibrant and thriving aquarium.
  • User-Friendly Operation: Intuitive design and easy-to-read gauges make setup and adjustments simple, even for beginners.
  • Reliability and Safety: Built with high-quality materials and safety features like the check valve, ensuring dependable performance and peace of mind.
  • Energy Efficiency: The solenoid valve's low power consumption reduces energy costs while providing reliable CO2 regulation.
  • Versatility: Compatible with a variety of CO2 tanks, making it suitable for diverse aquarium setups.
  • Long-Term Investment: Durable construction and high-quality components mean the PRO-ELITE SERIES will serve your aquarium needs for years to come.

Transform your aquarium into a lush underwater paradise with the CO2 Art PRO-ELITE SERIES – W21.8×14. Experience the perfect blend of precision, reliability, and ease of use, ensuring your aquatic plants flourish like never before.


You will likely need to get CO2 resistant piping, Check vales, diffusers and drop checkers all of which are available to buy online and in store.  

CO2 art PRO-SE Series CO2 Regulator - W21.8x14

SKU: 5060386349563
Only 2 left in stock
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