Patent ID: 7416775

Claim:
A wall element, comprising: two outer layers extending at least substantially parallel to each other to form at least a portion of a wall; and two or more intermediate layers disposed between the outer layers and wherein each intermediate layer extends substantially the length of the portion of the wail; wherein each of the two or more intermediate layers extend between the outer layers in a zigzag fashion, wherein the zigzag fashion includes a plurality of plateaued peaks and valleys at each end of a plurality of side walls formed into each intermediate layer, the plurality of plateaued peaks and valleys configured to be substantially parallel with the two outer layers, the intermediate layers assembled in a manner whereby a flat inner surface of each of the plateaued peaks of a first intermediate layer is configured to directly couple to a flat inner surface of the plateaued valleys of a second intermediate layer and a first one of the two or more intermediate layers is attached to a first outer layer and a second one of the two or more intermediate layers is attached to a second outer layer and a void is formed between the intermediate layers, wherein the void extends along the length of the portion of the wall, and the intermediate layers are nested together.