Hydrofarm CO2 System .2-2 CFH w/Timer

CO2 Systems deliver growth-boosting CO2 to your plants. This one is easy to use and has a programmable timer, allowing you to customize your CO2 release for optimal growth. Covers areas up to 10ft x 10ft. Regulator, timer, solenoid, precision flow meter and distribution tubing included. CO2 tank not included.