Method of attachment of a sheet of a base section of the bitumen, and he óoeuvre sheet, in this.

摘要

Fixing method characterised in that is consists, either during the laying of the waterproof sheet onto the support to be covered or during the manufacture of the said sheet, in installing on the overlap edging (1) of the waterproof sheet, a short distance from its border, a metal strip (2) of small thickness comprising transverse grooves (3) and drilled holes (4) disposed at regular intervals over its entire length and then in fixing the said waterproof sheet onto the support, which is to be covered by the agency of the said metal strip (2), by means of corresponding screws or rivets. IMAGE