Many users will think, how should I choose the right retractable door? Choose suitable material, it is stainless steel or aluminum alloy, have openings should be how to choose the appropriate retractable door, first we need to know it was within the inner width and high and retractable  door height should not exceed the height of the door, the door of the height and the height of the door to 20 to 30 cm, with the door wide than gate should be reserved for twenty to thirty centimeters wide, within the width of the gate “refers to from the nose to the width of the door line.

See sites suitable for what kind of gate, schools, government, factories, commercial center, residential area, etc., according to the door of the clearance to calculate the length of the use of the retractable door, so that can ensure the gate not do short nor long, actually choose appropriate gate is not complicated, as long as the measured well, to see if the ground is flat and level, ground leveling can choose to be trackless gate, the ground not level off can do a track gate, prevent to walk straight, retractable doors need to do maintenance on a regular basis, to check whether there is mobility, good internal parts of attention, pay attention to shut off the power in the check gate.