The 3 things I learned when I had my foundation repaired that shocked me: dust gets everywhere, zipper walls help

https://blogfreely.net/lewartyywa/before-you-call-for-foundation-repair-3-key-signs-and-steps-to-know-738d

The 3 things I learned when I had my foundation repaired that shocked me: dust gets everywhere, zipper walls help, and covering returns keeps HVAC from spreading it.