Sika® Black Jack® 908 D.P.M. is a ready to use rubber enriched bitumen emulsion which provides a highly effective sandwich damp proof membrane for floors. Also acts as a waterproofer for walls, above ground structures and foundations. Sika® Black Jack®-908 D.P.M. is also suitable as an adhesive for wood block and mosaic panels, insulation boards, expanded polystyrene, cork and as a plaster bonding agent, even on difficult surfaces.