Black Jack DPM is a ready to use, odourless, 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. May be used internally or externally. Black Jack DPM is also suitable for use as an adhesive for wood block, mosaic panels, insulation boards, expanded polystyrene, cork and as a plaster bonding agent, even on difficult surfaces. Application Black Jack DPM is commonly used in the following areas: Providing sandwich damp-proof membranes for floors. General Waterproofing: - for use on concrete, fibre/cement, render, plaster etc. For waterproofing structures such as bridge abutments, retaining walls and culverts. For fixing wood blocks and wooden mosaic flooring As a bonding agent  for plastering difficult substrates such as glazed tiles For fixing insulation boards, expanded polystyrene and cork slabs. As a curing agent for concrete. Storage Store in original container in cool, dry conditions. Protect from frost. Shelf life 24 months from date of manufacture when stored according to manufacturers instructions.