Commander Kinsey wrote
The Natural Philosopher wrote
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?

Because it gives a better result heating wise.

You keep the heat inside the house, not in one room.

Plenty heat the room they are using, not the whole house.