Irv.
My 40" Pompeii was covered with a themal blanket, tacked in place with long galvanised clouts (nails with large flat heads) just enough to hold without compressing it. I then wrapped it carefilly with chicken wire and then had to establish a way of getting the vermiculite cement to stick.
Rather than go through explaining the only way that i found is for you to see it at:
http://www.fornobravo.com/forum/f21/...-4-a-2045.html (Neill’s Pompeii #4)
permalink #8
All the best.
Neill