Aluminum
Superior extruded aluminum round and square fluted, square panel or square smooth columns recreate traditional elegance at very affordable prices.
Superior Round & Square Aluminum Columns
DSI
https://www.diggerspecialties.com/site/wp-content/uploads/2017/07/DSI-Columns-Aluminum-SP09-17.pdf
Wood
HB & G Columns
https://www.hbgcolumns.com/media/documents/Literature/HBG%20Catalog%20(January%202019).pdf