Patent ID: 7591109
Filing Date: 2009-09-22
Classification: E04D

Abstract:
1. A roofing system for use on a base surface of a roof comprising: at least one roof panel, located above the base surface, having at least one longitudinally extending projection that extends to a bottom edge of the roof, a gap is defined by within the at least one longitudinally extending projection and located between the base surface and an interior surface of the projection facing the base surface, and a venting material located within the gap at the bottom edge of the roof that both vents the gap and prevents ingress of moisture into the gap, the venting material comprising a venting closure strip located between the roof panel and the base surface, the venting closure strip comprising at least one rib that conforms to a shape of the gap and at least two valleys of lower cross-sectional profile than the rib, one on either side of the rib.