Back to results
US 4,288,964 AGranted
Method for the insulation of roofs
AssigneeRockwool International A/S
InventorJorgen S. Petersen
Life of this patent
Estimating the term…
Abstract
Method for insulating of roofs by which insulating slabs of mineral wool with fibres bonded at their intersections are placed on top of the water-impermeable membrane on the roof. The insulating slabs on their surface facing the water-impermeable membrane are provided with a vapor-impermeable foil.
Claims5
In a method for insulating roofs having a water-impermeable membrane on the exposed surface thereof whereby insulating material, in the form of slabs, is placed on top of the water-impermeable membrane;
- the improvement which comprises utilizing insulating slabs consisting of mineral wool with fibres which are mutually bonded at their intersections by means of a resin and wherein the surfaces of the slabs facing the water-impermeable membrane are provided with a vapour-impermeable foil.
Dependencies are inferred from the claim text.