Carbon dioxide regulator for aquariums designed for fast setup and efficient CO2 delivery Key benefits Simple, fast installation: Installs quickly with minimal tools or experience, so you can add CO2 to your aquarium system without delays. Improves plant health and appearance: High CO2 dissolve rate ensures aquatic plants receive the carbon dioxide they need for steady growth and more vibrant coloration. Controlled, efficient performance: Regulates CO2 flow and promotes effective dissolution into the water, helping maintain more consistent CO2 levels across the tank. Clean, unobtrusive design: Sleek appearance integrates with aquarium décor and equipment without drawing attention away from your display. Broad compatibility: Designed for use with standard water pipes that have an inner diameter of 4 mm, making integration with many existing aquarium setups straightforward. What it does for you Solves uneven CO2 distribution by increasing the dissolve rate so plants can access CO2 more readily. Reduces setup time and complexity compared with more involved CO2 systems, allowing you to focus on plant care and tank maintenance. Fits easily into existing tubing configurations that use 4 mm inner-diameter pipes, avoiding the need for adapters or reworking plumbing. Practical applications Planted home aquariums: Add controlled CO2 to improve plant growth, density, and coloration. Upgrading or expanding CO2 systems: Integrate the regulator with existing 4 mm tubing to enhance CO2 dissolution without replacing your entire setup. Retail or display tanks: Provide reliable CO2 delivery in visually important tanks where both function and appearance matter. Specifications and compatibility Function: Carbon dioxide regulation and dissolution for aquarium use Compatibility: Compatible with water pipes having an inner diameter of 4 mm Design: Sleek, aquarium-friendly appearance Performance focus: High CO2 dissolve rate for effective plant uptake Who should consider this product Aquarium hobbyists seeking an easier way to add CO2 Aquascapers who need improved plant growth and color Anyone integrating CO2 into an existing setup with 4 mm tubing Use this regulator to simplify CO2 delivery, improve plant health, and keep your aquarium running efficiently without complicated installation or modifications.