SikaBit® W-15 is a double-sided modified bitumen waterproofing membrane for wet-application. It consists
of a cross-laminated PE film and two modified bitumen layers covered with silver release liners.
SikaBit® W-15 is designed for non-exposed waterproofing application such as:
▪ Basement slabs and walls
▪ Podium slabs
▪ Concealed roofs