Originally Posted By: Bruce Condello
So if I wanted to make a cage out of PVC, and this stuff..



(which is listed as non-flammable by the way)

...how would I heat the inside of the cage, in the presence of an oxygen tank, without risking explosion?


Extruded polystyrene insulation?

http://www.dyplastproducts.com/newsletter/more_xpseps.htm