Loss of caulk's initial adhesion and flexibility, causing it to crack and/or pull away from the surfaces to which it it applied.
he washing down of chalk from an excessively eroding paint onto another area below (a brick foundation, for example), ruining its appearance (see Chalking).
Formation of fine powder on the surface of the paint film during weathering which can cause color fading.
The splitting of a dry paint film through at least one coat, which will lead to complete failure of the paint.
The splitting of a dry paint film through at least one coat as a result of aging, which ultimately will lead to complete failure of the paint. In its early stages, the problem appears as hairline cracks; in its later stages, flaking occurs.