Mutli purpose automatic machine for welding fabrics for roller blinds, sun blinds and mosquito nets. The machine welds pre-squared fabrics coated and also uncoated by means of an adhesive tape. Welding is obtained by electric tape reistance fitted on a pressing bar. With the NEW TR1500 it is also possible to fold and weld pvc tape, to weld stiff pvc extruded section or to join fabrics to obtain large sizes but also weld "ZIP" and possibility to make welded pockets with manual device (on demand). On demand the NEW TR1500 can be supplied with a welding area of 3, 4, 5 and 6 meters.