How To Figure Siding Amount

To figure the square footage of a house total the sum of all the walls.

How to figure siding amount.

All siding is installed with an overlap to create a weather tight seal so you will lose about 1 5 inches in coverage per panel. These choices are for the most common sized siding available. Multiply the width and height to get the area of the wall in square feet. This calculator is to be used as an estimating tool only.

Calculate the lineal area factor of your siding. To calculate a wall divide it into rectangular and triangular sections. For a custom application just select the next largest size. To give you an idea of what goes into estimate siding amounts consider an average panel of siding.

Measure gables dormers and any other areas not included in the sides. Siding is typically sold by the square foot and lap siding coverage is determined by the siding s exposure the amount that will not be covered or lapped by other siding pieces. Measure the height and width of each side. Divide the square footage by 100 to get the number of squares needed for the wall.

To find the number of squares of siding needed for an installation measure each walls width and height in feet. Multiply height by width to get that side s surface area in square feet. Please enter side s surface area. How to calculate siding needed calculating square footage of wall minus openings assume this is your wall to calculate the square footage of your wall.

Draw a separate sketch for each side of the house. It s dimensions will be 11 5 h x 144 l. This means that the panel is really only 10 h x 144 l. Measure the height and width of each side.

Siding calculator select the coverage and the length of the boards. Multiply height by width to get that side s surface area in square feet. Add side measurements and enter them here. Simple 9 steps measurement guide.