Room Wall Area Calculator

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Room wall area calculator.

Measure your room wall by wall. Start by using the same method of calculating the area of a single wall. If you have a sloping ceiling use the greatest height in the room. Dividing the room into the particular number of separate sections is an effective way to calculate the room s precise size when it has a unique shape.

Choose your preferred units and enter the following. This free area calculator determines the area of a number of common shapes using both metric units and us customary units of length including rectangle triangle trapezoid circle sector ellipse and parallelogram. We have allowed for trimming and 10 extra for pattern matching based on a standard room layout. You can measure the perimeter of a room to calculate the wall area but if you already know the floor area of the room from floor plans for example it may be quicker to calculate the wall area based on that number if your room is square or round.

This calculator is to be used as an estimating tool only. Atypical architecture and design however can result in having triangular circular or trapezoidal shapes combined with the rectangle. Input length of each wall height and the number of doors and windows of the room to be wallpapered. The area of the walls in a room calculator compute the surface area of the interior walls in a rectangular room blue in diagram based on the length width and height of the room.

If you have multiple walls such as in the case of a tub surround it s easy. To measure the area of a square or rectangular room you have to multiple the width by the length. Simply multiply your area. Next and you may need a ladder for this is the ceiling area.

Enter value into calculator. The calculator computes the area in square feet. L length of the room w width of the room h height of the roomtotal area a. Because most walls are square or rectangular you can determine their surface area by multiplying the width and height measurements and then subtracting any door or window space.

For example if your room has a rectangular shape write down in the calculator only width and depth of it and specify the measure s units. Calculating the wall area of a room. Don t forget to add the 10 waste factor. Click the button to calculate the number of rolls based on 56 square feet per roll and man hours needed for this job.

For larger pattern repeats and complex room shapes we suggest asking your decorator. Enter your measurements below to estimate how many rolls of our wallpaper you ll need. Next measure the height of the walls or distance from the wall to the floor in feet.