Roman curtain rod is divided into single rod, double rod. The roman curtain rod is named for its resemblance to roman architecture. The roman rod body is fixed horizontally above the window. There is a groove on the rod as a slide track. The rod is covered with a ring and pulley on the ring moves on the slide track to drive the curtain to open and close. Roman curtain rod is a very simple curtain rail that can be easily installed. It has single rod type and double rod type. It can match different designs and is convenient for cleaning.