The Unis Co2 Controller has been specifically designed to allow easy Co2 enrichment for home growroom and glass house horticulture. Just calculate the volume of your growing area in cubic meters and dial it into the Unis controller its that simple no more complex calculations about gas flow rate , pressure , on period / off period timing just one setting . The BigShop also sell the regulator together with the Unis Controller as complete.

 The latest version is microprocessor based and has 16 settings from 1 Cubic Meter to 100 Cubic Meters. They are very simple to use and will provide years of trouble free service.