Co2, Temperature and Humidity: How to Use Co2 to Increase...
Gold, David / Gold &. Rosenthal / Rosenthal, Ed![Co2, Temperature and Humidity: How to Use Co2 to Increase Growth in Your Indoor Garden and Greenhouse](https://support.digitalhusky.com/media/annotations/sorted/911/9114177/CHSBZCOP039114177.jpg)
Indoor and greenhouse gardeners can increase plant growth by up to 200% by adding CO2 to their gardens. Gold and Rosenthal explain exactly how to set up a system.