Crack fix of shrinkage cracks could use sealing to scale down moisture circulation
https://www.livebinders.com/b/3718754?tabid=153eacfd-cb85-a5fd-7f53-65a8cdddcb90
Crack restore of shrinkage cracks may additionally use sealing to lessen moisture movement, at the same time as nonetheless recognizing that non structural cracks might not require structural strengthening.