It might be a little far to just pop over...

I'll probably be documenting the process when I get round to it. Though I don't know for sure it works yet ! (it needs to dry a bit before we can actually see what temperature it reaches)

Yes, underneath is intended for wood storage, though to be honest it is much too deep (the plinth is 140cm square). I didn't build/design the plinth.

I've not decided what to build our own one on yet.