I have a few apparently cast-iron chimneys bedded in concrete. They have no hats on them. I’m not sure how the fireplaces were blocked off but it feels solid, as if they bricked them shut and plastered over it....
My façade was old & cracking. Chunks looked like they were close to falling. I removed all the loose bits and re-rendered with new concrete. I did the proper bonding steps with polyvinylacetate (#PVA). That previously cracked part of the #façade seems relatively strong and water resistent now (i.e. the color remains light...
It would be useful to be able to make a local copy of a “thread” from another node without participating in that other other thread. Think of it as a git branch....