Darren, the FLIR ONE can be purchased online from the Apple Store for about $350. You plug your iphone 5/5s into it. Here's the FLIR ONE on my iPhone 5s, "flying" on our
Morpheus Stabilizer One of the FLIR free apps does thermal time lapse, so we'll be doing some interesting thermal images to demonstrate the roll up door thermal reflective insulation and some other cool stuff. Our little Morpheus supports the combination of FLIR/iPhone rather nicely for this application. The clip below is a 15 second instagram video of the FLIR "flying" in our office

Click the image to play.
Drive, the thread started out as just raising the roof, but I figured a name change was required as this has turned into a full blown shop build. Poor Bob is pictured here at hour 19 here. It took a lot longer than he was expecting, but he figures another hour and we're good...20 hours all in. Adding the drywall traps some air in the gaps left over after between roof stringers after spray foaming, so there's likely another R4 or added between the .6R for 5/8 drywall and the trapped air space. I'll take another thermal once the mud has dried.
The roll up door from outside.