| abstract |
The invention is directed to a method for waterproofing a substrate (1) comprising steps of:i) Attaching a separation sheet (2) to the surface of the substrate (1) andii) Attaching a waterproofing membrane sheet (3) to a surface of the separation sheet (2) by means of a plurality of adhesive elements (4) having a first and second major adhesive surface, wherein the separation sheet (2) is a nonwoven fabric sheet or an embossed polyolefin membrane sheet and each adhesive element (4) comprises an adhesive layer (5) composed of a pressure sensitive adhesive. |