All About the CO2 Regulator 

AC Infinity brings you a brass-forged CO2 regulator to reliably release carbon dioxide for successful indoor plant growth. Firmly attach onto CO2 tanks to safely and securely deliver gas into your environment. You can accurately track the outgoing gas levels as well as the tank’s remaining capacity thanks to the precise CO2 meter and pressure gauge. Fitted for all standard tanks, this regulator will help provide the ideal conditions for your grow setup.
Give your plants the boost they need with CO2 regulation: acinfinity.com...