... an ideal engineering material in construction, it is mainly used to reinforce cement, stone, wall materials, roofing, bitumen, gypsum, ... board cracks, plasterboard cracks and marble cement; in addition to repairing drywall joints. Best quality ability as below 1) best ... etc. 4) Length of roll: 20 m to 900m, Any demand length is available, or according to client requirements 5) Colors available: white ...