JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. License Activation Setting Description StormCAD Unlimited Changes the active hydraulic analysis product to StormCAD Unlimited. CivilStorm Changes the active hydraulic analysis product to CivilStorm. SewerCAD Changes the active hydraulic analysis product to SewerCAD. SewerGEMS Changes the active hydraulic analysis product to SewerGEMS. Product Activation (licensing) StormCAD Unlimited CivilStorm SewerCAD SewerGEMS Parent topic: Tools