some nail plates & stackers might save this.

i cannot tell if the k'o's are 'captive' or not, i do see two in one ko there....

the 1-1/4" would also apply to the closest ko to wood, but that is probably being picky...

i'm all for insulated staples. there are many older homes with what is apparently a dry cellar here.
Yet these cellars are loose stone old world construction, and take on some moisture, rust the staples...i suspect that some are actually sucked in tighter as the seasons come and go...... [Linked Image]