FREMGANGSMAADE VED ANBRINGELSE AF VARMEISOLATIONSMATERIALE I ET VANSKELIGT TILGAENGELIGT HULRUM OG PLADE TIL BRUG VED UDOEVELSE AF FREMGANGSMAADEN

摘要

A construction cavity in which a layer of heat-insulating material 14 is previously installed is re-insulated by inserting on top of this layer in the cavity a single board or a number of assembled boards 16a, 16b having a total width and length corresponding respectively to the width and depth of the cavity and having upward-jutting corrugations 18 of a height corresponding to the desired height of a ventilation space 20, and by blowing insulating material in onto the bottom side of the boards 16a, 16b. <IMAGE>