With its rich hunter green and cobalt blue shades, the Pottery Barn Stewart plaid tonal print wallpaper nods to classic tartan fabrics. The Mitchell Black Clark plaid wallpaper comes in four ...

9.43 (number of wallpaper lengths) 2.5m (height of wall) x 9.43 (number of lengths) = 23.6 (total meterage) 23.6 ÷ 10m (length of the wallpaper roll) = 2.4 rolls of wallpaper Rounded up to the next ...