Netforms pre-fab roofing panels reduce construction and heating costs.
Insulated, ventilated roofs, particularly those covering open floor plans and cathedral ceilings, are difficult and expensive to build. These economical prefabricated panels incorporate wood I-joist framing, OSB sheathing, insulation and ventilation into a single product to be used in light-frame construction applications.
US PATENT 8,046,969 8,141,313