Arthur wrote:
A method I plan to use is the get a piece of wire mesh/chicken wire. Or
preferably the more rigid
checker board fencing. At least 18" x 36".
I want to lay this over the insulation and vaccuum with the vax, without
bag.


Without bag?
Err, why?
The dust will go everywhere.
Cover insulation with thin polythene, with a knife stuck through a few
times when folded so it's not a vapour barrier.