Historic Brick Tuckpointing in Chicago: Why Lime Mortar Matters Before Winter
Preserving Historic Chicago Masonry Through Seasonal Transitions Historic brick buildings across Chicago face an aggressive climate challenge every winter. When autumn temperatures dip, trapped moisture inside porous exterior walls expands by nearly nine percent upon freezing. Without sound, flexible mortar joints, this continuous expansion fractures structural brick units, triggering costly spalling and interior moisture damage. […]