How many supports does a 5-meter-long Roman pole need?

Those below 2.5 meters need 2 supports, and those above 2.5 meters need 3 supports, one at both ends and one in the middle. If the curtain cloth is light and thin, or the Roman rod is a thickened aluminum alloy rod with a wall thickness of about 2mm, the bracket may not be considered in the middle.

Roman pole refers to the crossbar for hanging curtains. The shaft is cylindrical, with a diameter of about 4 cm, and its length depends on the size of the window. The ends of the pole are gourd-shaped stigmas, which play a decorative role and are named after the style is similar to that of ancient Roman architecture.