FIELD: construction.
SUBSTANCE: invention relates to the field of construction and relates to a water impermeable membrane. It includes a barrier layer and an adhering layer. The sealing facility is arranged in the form of a grate between the adhering layer and the barrier layer.
EFFECT: invention makes it possible to create an improved water impermeable membrane and thus to reduce to the minimum propagation of cavities in a barrier layer and size of areas, where water leaked, and also to easier localise the damaged area.
16 cl, 7 dwg
