Arch window drapes can be of various lengths, the length of the drape can be managed according to the need and the requirement. Conventionally if we talk about the drapes, the drapes usually touches the ground to some extent, but that depends upon the level of privacy you wish to have. The length of the drapes can be altered as well. The length can decreased or increased anytime like =d by the user. To have the precise length you must have the accurate measurement of the panel as well. Drapes are considered as the integral part of the aesthetics of the room.