About Co2 Generators CARBON DIOXIDE (CO2) GENERATORS FOR GREENHOUSES, NURSERIES, PRODUCT STORAGE Our CO2 units are used extensively in plant propagation in greenhouse production as well as nurseries to promote plant growth as well as plant health. CO2 enrichment is vital to certain plant species for quality production. Our CO2 generators are used in closed greenhouse environment. Carbon Dioxide (CO2) generators are easy to install. CO2 generators automatically provide CO2. Carbon Dioxide (CO2) generators that we sell are produced by the Johnson Company who have been supplying the greenhouse with CO2 enrichment generators for over 40 years. CO2 greenhouse generators are but one of the uses for CO2 enrichment. They are excellent for vegetable production of many crops, have benefited clients when properly used in warehouses. Greenhouse CO2 generators work amazingly on a wide variety of crops.