Visqueen Self Adhesive Membrane is a self adhesive waterproofing system. It can be used as a tanking or damp proof membrane for both horizontal and vertical applications. Visqueen Self Adhesive Membrane has BBA Accreditation, Certificate No. 12/4924. Visqueen Self Adhesive Membrane prevents the ingress of water and associated water-borne alkalis present in some mortar and concrete. Visqueen Self Adhesive Membrane should be used along with Visqueen HP Tanking Primer for application on touch dry concrete or masonry. Substrates should be primed with Visqueen HP Tanking Primer prior to application.