| 摘要 |
<p>The filling is made of mineral wool (3), where the filling is provided in a vacuum insulation panel. The panel is provided with a hermetically closed surrounding wall (1) and vacuum is formed inside the hermetically closed surrounding wall. The mineral wool comprises a density of 180 - 250 kilograms per meter cube, vertically aligned fibers (4) of particular length (L), and a binding material content.</p> |
