Patent ID: 7698866

Claim:
An insulated vinyl siding, comprising: a. a foam insulation having a planer back side and a contour and a first coefficient of thermal expansion; b. a vinyl panel having a second coefficient of thermal expansion: i) a nailing hem; and ii) a contour corresponding substantially to the contour of the foam insulation; and a stud partially securing the foam insulation to the vinyl panel such that the foam insulation and the vinyl panel can move independently of each other, the foam insulation and the vinyl panel being partially secured to each other by the stud prior to installation of the vinyl siding, the stud comprising: i) a first end having a driving point, the driving point being driven through the planer back side of the foam insulation, the driving point further being driven through the nailing hem of the vinyl panel, the driving point being fastened to and proximate to the nailing hem; and ii) a second end having a flat head, the flat head being fastened to and proximate to the planer back side of the foam insulation.