Self-Adhesive Bituminous Waterproof Membrane, its basement is made from SBS elastomer compound, good road bitumen and adhesion-promoting resins, its upper side is faced with PET Film, PE Film, aluminium foil or silicone-coated film, its bottom side is removable silicone-coated film. 1) Replacement or repair of flashing 2) Extensions, porches, window frames and chimneys 3)Caravans and conservatories 4) Seals capping bolts and roof ridges 5) Guttering down pipes, skylights 6) Sealing parapets, valley gutters 7) Roof repair of portable building