To calculate the area of walls taking into account doors and Windows in the room online calculator


Our online calculator will help you in calculating the area of the walls, considering the door and window openings in the room.
If you are doing home repair or you are a professional Builder, this calculator will calculate the area of the walls of any room, apartment or private house, given openings for doors and Windows.
You'll be able to indicate the total number of Windows, doors and walls which are in your private house, apartment or room, enter your sizes in centimeters and as a result, you will learn: total area of walls, doors, Windows and the working area of the walls for plastering, painting or Wallpaper.
This calculator calculate the square will be indispensable to any Amateur and professional.

Wall №1:
Height (cm)
Width (cm)