US Patent 6913667 Composite structural panel and method

A composite structural panel (10) is provided, where the composite structural panel (10) includes a central honeycomb layer (16) having a plurality of box-like channels extending therethrough along a vertical direction. The honeycomb layer (16) is sandwiched between bonding layers (18) formed from a porous reinforcement material. Exterior support layers (22) are bonded or laminated to respective bonding layers (18) by adhesive layers (20). The one-piece composite structural panel is then positioned on an exterior surface of a building (12) and structurally fixed to a building stud or other building element.