size:1m*20m/Roll thickness: 1.2mm~4.0mm surface material: sand; PE film; aluminium MOQ: per 20GP loading of port : Qingdao self-adhesive bitument waterproof membrane(1m*20m)1, self-adhesion without bonding agent,torching;2, goodrubber elasticity and elongation;3, excellent adhension bond4, good self-coalescence5, safe application, no pollution6, excellent waterproof and high strength7, corrosion ...