Pro: Air flow The horizontal gable at the end of a gable roof creates a super place for an attic vent. This can be preferable, as gable vents are several of the greatest methods to vent an attic, around other available choices like ridge vents, roof turbines, and soffit vents. https://share.evernote.com/note/cda710f6-d0f3-5319-7466-fad8610791bd