The majority of rolls of wallpaper available are around 33ft (10mtrs) long and 21" (535mm) wide, therefore if the room you are decorating has a ceiling height of approximately 9ft (2760mm) you will be able to cut three drops of wallpaper from each roll. Remember to allow approximately 6" (150mm) per cut length for trimming the top and bottom of the strip of wallpaper when it is stuck in place on the wall. To calculate how many rolls you require measure around the walls of the room and divide this total by either 21" or 535mm, this figure will tell you how many drops of paper you need, … [Read more...]