INSULATION OF A VENTING DUCT AGAINST A WALL OR CEILING OPENING

摘要

The invention concerns the insulation of a duct 2, especially an air-conditioning or ventilation duct, which passes through a penetration in a wall 1 or ceiling or the like, and an insulating material 3 is provided all around the outside of the duct 2. In this regard, the insulating material 3 has an end face pointing at least partly in the direction of the penetration. Sections of the end face, at least, are provided with heat-resistant adhesive material 11.