| 摘要 |
<p>The object of the invention is a through construction element for leading especially heat, water, sewer, electricity and air conditioning pipelines sealingly through the vaults between different floors or different spaces in buildings. The through construction element (1) comprises a framework (2) cast of concrete or lightweight aggregate concrete, to which during manufacture has been cast solid a connecting piece (3', 5') extending through the framework (2) of the element (1) for each pipe to be led through, for continuing each pipe at both ends of the connecting piece and/or a pipe insulation piece (6') for fitting each pipe to be led through sealingly through the framework (2) of the element (1).</p> |
