Enter the dimensions of the area you want to wallpaper, then define the sizes of the windows and any other areas that you do not want to cover. Select the number of doors the room has, then click the Calculate button to receive the result.
What are the dimensions of the room / areas that you want to cover in meters?
What are the dimensions of the windows or any areas that you don't want to cover in meters?(optional)
How many doors in the room?(optional)