is part of RadControls
so if you have downloaded them, you can use it. You can find more information how to declare and use RadPivotGrid
in our online help
. Also I would suggest you to download our latest official release - 2012 Q3 SP1 with which you will get the benefit of all latest features and bug fixes.
Don't hesitate to contact us if you have any problems or concerns.
the Telerik team