16+ Hairline Cracks In Stucco Normal. Since it is rare to find stucco that is properly installed i would recommend that it looks like most of the cracks are relatively straight horizontal lines, which would likely correspond to joints in the lathe. Paint is intended to seal hairline cracks of this kind.
Hairline cracks are anywhere from 1/16 of an inch to 1/8 of an inch wide (typically) and are easily and effectively repaired using caulking and paint, in most cases because it is the most economical approach for most people.
Stucco cracks don't always mean damage, but it is a common sign of stucco moisture learn how to choose the best window frame material. The main cause behind the generation of hairline cracks in concrete is plastic shrinkage which is the rapid depletion of moisture from the fresh concrete within its. Painting companies with stucco experience will typically do both the stucco repair and painting. For hairline cracks on vertical surfaces (walls) avoid using elastomeric primers.