APP/ SBS modified bitumen based membranes for waterproofing of roofs & basements High performance sealants for effective sealing of moving and construction joints as well as joints between various types of construction materials. Used for sealing of moving and construction joints as well as joints between different construction materials in high rise buildings, roof terraces & ceilings, structural expansion & contraction joints running through the ceiling. Areas of Application 2.0 running meter/ Kg for a 25 mm X 12 mm joint.