Tandem Column Kit is easy to Install. Simply set your grid on the U-Start base or a solid base, attach veneers to the column with connectors and cap your column. Use the versatile column kit for new columns or around existing deck posts. Enhance aesthetic by adding to existing structures or simply add a beautiful touch to walls with this column kit.
24 x 24 x 3 1/4
3 1/2 x 18 1/2 x 12
Note: U Start Base Block actual coverage length is 16 11/16"