Posted by Chris Case [75.36.32.216] on Wednesday, July 27, 2011 at 18:46:50 :
In Reply to: Speaking of freeze plugs posted by D Sherman [72.47.9.228] on Wednesday, July 27, 2011 at 17:11:44 :
I don't know what that glop is, but it sure sticks good. Silicone is OK pinched between parts, but seems temporary in stickyness.
The place to seal is the perimeter, the diameter of the hole. So just a bit as a fillet of the corner.