How to insulate the loggia

For insulation of the loggia having an asbestos, you can use a foam with a groove lock lock, it will be easier to fix it on this basis. But the most rational solution to this issue will be the use of polystyrene foam on a foil basis, its price, however, slightly exceeds the prices of other heaters, but its effectiveness is much higher, because the special protective screen perfectly reflects thermal radiation.