From @BalCC0n orga team for hackers communities
People from our team have PC Engine small single board computers for networking in their office or home office. To protect board we are using this case:
The heat spreader kit is included with apu boards but because of his size it's not really easy to place it where we want. People from PC Engine are selling heat spreader placement fixture (apufix1a https://pcengines.ch/apufix1a.htm)), but in some countries is not even possible to order it.