Patent ID: 8381472

Claim:
An assembly for adjoining panels of building siding, comprising: a first siding panel with a leading edge and a trailing edge, and having a facing portion and a backing portion secured to the facing portion, wherein at least one said edge of the facing portion extends beyond an edge of the backing portion, creating a setback of the backing portion; a second siding panel with a leading edge and a trailing edge, and having a facing portion and a backing portion secured to the facing portion, wherein at least one said edge of the facing portion extends beyond an edge of the backing portion that corresponds to the at least one said extending edge of the first siding panel, creating a setback of the backing portion; and an insert with a leading edge and a trailing edge, and having a facing portion and a backing portion secured to the facing portion, wherein the insert is adapted to be installed between the backing portions of the first and second siding panels; wherein the width of the insert from the leading edge to the trailing edge is approximately the same amount as the total of the amount the at least one said edge of the facing portion of the first siding panel and the at least one said edge of the facing portion of the second siding panel extend beyond the edges of the respective backing portions.