A door completely built with galvanized steel profiles or painted. The guiding of the door is made via a system of racks located on the sides of a PVC canvas. These flexible racks lead, smoothly, the canvas inside some guides of special poly-amide of high resistance and sliding, that prevent that the canvas derails due to the strength of air currents. When the rack gets an impact, it leaves the guide and goes back to the rails when dropping. These doors arerecommended for use indoors or outdoors without wind pressures.