摘要 |
<p>A system and method for insulating a metal roof includes a thermal block arrangement disposed over each of a pair of purlins. A vapor-barrier sheet spans between and is secured over the opposing pair of purlins, the vapor-barrier sheet being secured underneath each thermal block arrangement. A batt insulation receiving cavity is defined by an upper surface of the vapor-barrier sheet and between opposing faces of each of the thermal block arrangements.</p> |