Patent ID: 8161692

Claim:
An elongated device disposed along, and attached to, a perimeter of a roof, wherein the roof includes a roof component having an upper surface defining an uppermost surface of a roof assembly, the device comprising: a generally vertical face portion extending upwardly above a plane defined by the uppermost surface of the roof assembly without being underneath any roofing material on the roof or any roof covering on the roof, wherein the generally vertical face portion includes an uppermost part defining an unattached, free end of the generally vertical face portion, wherein the uppermost part of the generally vertical face portion comprises an edge serration, and wherein the generally vertical face portion has perforations; and a mounting portion securing said elongated device to said perimeter of the roof; wherein the elongated device extends along the perimeter of the roof at least substantially from one corner of the roof to at least a middle part of the roof perimeter.