PRO-LEAF - CO2 REGULATORThe Pro Leaf Regulator is a device controlled by the Pro Leaf CO2 Controller, which can be attached to a CO2 bottle. The controller automatically manages the regulators on and off functions, increasing CO2 levels to your desired set point. When paired with the Pro Leaf Controller, this regulator is maintenance free and, unlike many other regulators on the market, there is no risk of it freezing open, making it a safe and efficient solution for