On 18/03/2019 12:09, Mathew Newton wrote:
On Monday, March 18, 2019 at 11:17:13 AM UTC, Mathew Newton wrote:

The manufacturer has confirmed in one of the questions that it sticks to foam face boards too.

*foil* faced boards...


There is an easy way, screw some battens to the steel with self tappers
and use plasterboard screws into that.