G.A.S. Intelligent Humidity / VPD Controller for SonicAir Pro Humidifier Media and a metal spiral that

and a metal spiral that keeps it shaped properly

5-Amp Sensor for Smart Controller

but more importantly

For most grow spaces

or cooking

G.A.S. Intelligent Humidity / VPD Controller for SonicAir Pro Humidifier Media and a metal spiral thatG. A. S Intelligent Humidity VPD Controller for SonicAir Pro Dedicated VPD Control for the SonicAir Pro Humidifier Best for: growers who already own, or are buying, a G. A. S SonicAir Pro Humidifier and want it running on automatic VPD or humidity control. Our thoughts This is a compatibility specific version, not a universal controller it's built and powered specifically to work with the SonicAir Pro Humidifier. If that's the humidifier you're