PCI BT 21

– As waterproofing in contact with the ground according to DIN 18 533 in water load-stress classes W1-E, W3-E and W4-E. – For waterproofing level horizontal and sloping surfaces outdoors and in ground areas as well as wall and floor surfaces in wet rooms to protect against unpressurised water with moderate load-stress (e. g. balconies, roof balconies, terraces, flat garage roofs with protective layer). – As waterproofing against capillary rising damp and as a water vapour barrier in the floor area under screeds. – For waterproofing wet rooms and retaining walls. – For forming the secondary and longitudinal waterproofing in double-skinned masonry.