On Mon, 07 Jun 2021 07:45:26 +0100, The Natural Philosopher wrote:

On 06/06/2021 18:33, Commander Kinsey wrote:
On Sun, 06 Jun 2021 14:56:01 +0100, The Natural Philosopher
wrote:

On 05/06/2021 18:59, Commander Kinsey wrote:
It's amazing how much ****ty WiFi stuff there is, things that can't go
through one plasterboard wall!
especially if its foil backed...

Why do people use that indoors? You keep the heat inside the house, not
in one room.

Oh dear. Oh dear oh dear.

When you have rockwool in your walls, it makes a good vapour barrier.

Its especially useful for bathrooms and kitchens

Why are you confusing rockwool with tin foil?