Patent ID: 9074373
Filing Date: 2015-07-07
Classification: E04D

Abstract:
1. A roofing system, comprising: a roofing shingle configured to be secured to a roof deck as an outermost layer of a roof, the roofing shingle having a headlap at an upper end thereof, an exposed edge opposite the headlap at a lowermost end thereof, and side edges; and an accessory with a substantially flat upper surface, the accessory is not a part of and is manufactured separately from the roofing shingle, and the accessory is configured to be secured between the roofing shingle and a previous course of roofing shingle for adding a thickness of at least about 1.5 mm to at least a portion of the exposed edge of the roofing shingle at the lowermost end thereof, such that an exposed edge EE of the accessory at a lowermost end thereof is exposed to an exterior of the roofing system; and the accessory has a covered edge CE at an uppermost end thereof that is configured to be covered by the roofing shingle, and a width W that extends from the covered edge CE to the exposed edge EE, and the accessory comprises a tapered wedge that thickens from the covered edge CE to the exposed edge EE.