Blistering, sometimes occurs first before the peeling.  Like peeling, when moisture is trapped in the siding, it’s eventually drawn out by the sun’s heat

Flacking occurs when the swelling and shrinking of siding occurs due moisture behind the siding is absorbed and then evaporates. Brittle paint cracks and fails under

Trim: It's very common for areas on the trim to begin peeling. Most trim that's peeling is real wood, such as 1x2's used on fascia, door trim,