摘要 |
<p>A subfloor component comprises an insulating foam panel having first and second opposing faces and a plurality of intersecting grooves in the first face to define, in cross-section, a plurality of pedestals having at least one wall extending toward the second face, a moisture-resistant layer formed on the first face of the panel that conforms to the pedestals, and a hardboard layer on the second face of the panel.</p> |