[Tinner12002]

Originally Posted by rhagfo

Interesting does it take much force to pop them out??

Ours had an open belly when we bought it, but I inclosed it with coroplast and the Mylar foil bubble insulation, I used self drilling hex headed screws with fender washers.

Based on what I know about nail gun pins, they don't come out very easily, especially in steel, cutting heads off then cutting the rest of the exposed pin off is about all you can do unless you can get to the backside then you might be able to tap them out.