Originally Posted by scm1226
Expanded Metal works GREAT!! Get on of those 24' sheets at Home Depot or ACE. a couple of 1 inch bolts and your good to go. I would cut the Expanded Metal in half and attach it together. Works great in my UDS!!
+1 on this approach. Just DO NOT use galvanized nuts/bolts etc. Funky things can happen - i.e. toxic fumes. Good Luck.