We all insist on hanging the rod just above the window, when it’s these 20 centimetres on each side that decide how tall the room looks
Most people hang curtain rods directly above windows, but interior designers know a different secret: those extra 20 centimetres of wall space on each side fundamentally change how a room feels. The placement of your rod—both width and height—creates optical illusions that make windows appear larger and ceilings feel higher.