... ,acid-resistant, alkali-resistant,erode-resistan, toughness and hardness, leaking proof and fireproofing....thinkness: 2mm,2.5mm,3mm,4mm,5mmwidth ... : 1.35M , 1.13Mlength: up to youcolor: single color ... ,blue,terra-cotta, yellow,white,red......double color: up and down is different UPVC 3 layers corrugated heat insulation sheet