Patent ID: 8627629

Claim:
An assembly for constructing a concrete wall, the assembly comprising: a first plurality of form panels defining a first wall plane; a second plurality of form panels defining a second wall plane, the first and second wall planes being generally parallel to each other, the first and second plurality of form panels being constructed of rigid frames and webs that define the first and second wall planes, respectively, the webs constructed of a web material capable of being penetrated by screws; and a first plurality of foam sheets positioned adjacent the first plurality of form panels, the first plurality of foam sheets defining a first concrete interface plane, the first concrete interface plane being generally parallel to the first and second wall planes, the first plurality of foam sheets being secured to the first plurality of form panels by at least one of the screws, wherein the first plurality of foam sheets includes individual foam sheets assembled together, each of the individual foam sheets includes interlocking elements extending from top and bottom surfaces to facilitate assembly of the individual foam sheets into the first plurality of foam sheets, the interlocking elements comprised of a plurality of fingers, the first plurality of form panels, second plurality of form panels and first plurality of foam sheets being secured to each other by a plurality of ties, the first concrete interface plane and the second wall plane at least partially defining a wall cavity.