Stucco cracking on exterior walls
Steps
- Measure the widest cracks with a coin: thinner than a dime's edge (about 1.5 mm) is curing and weather; wider than 3 mm (⅛ inch), stair-stepped, or clustered around one corner is movement.
+5 more steps in the full guide
Stop and call a pro if
- the stucco is soft, bulging or sounds hollow over a hand-sized area or more