Calculating Square Footage Of A Roof

Because each 100 square feet of roof is one roofing square divide.

Calculating square footage of a roof.

1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square. Multiply the length by the width to arrive at. The calculator cannot account for complex shapes based on a measurement of square footage alone. For instance if the roof is 1550 square feet then it is 16 squares.

Get the square footage of roof and divide it by 100 and it will give the number of squares you need and for every decimal number over 3 buy a bundle to achieve the amount of material. The distance from the outside edge of a perimeter stud wall to the center of the house. This is simply 100 square feet of roof. Measure the ground dimensions of the house using a tape measure and write down these dimensions.

Calculate the square footage area of a hip roof. Let owens corning roofing help you calculate exactly how much ventilation you will need for a healthy and balanced attic with our 4 step ventilation calculator. The sum is the total square feet of the roof. It is not always necessary to climb up the roof to calculate the roof area.

Calculate each plane separately. The run always remains constant at 12 inches. A square simply refers to a 10 x 10 square of roofing. Convert the area to roofing squares.

This involves dividing the square feet by a hundred and the quotient is the roof square. If this area was required to determine the quantity of roofing materials required it should be converted from square feet to square. The square footage of a hip roof area is identical to the square footage of a gable roof of the same size. Multiply the length and width of each square or rectangle shaped plane.

Measure the length and width of every roof plane or surface. The only difference in this calculation to the one for a gable roof area is the amount of the ridge. The area calculator can be used to calculate the area of a variety of simple shapes that together can comprise the area of the roof. To find the squares divide the overall roof area by 100 and then round up.

The top ridge will be shorter than the one of the gable roof but the four hips will add. Calculate or enter the square footage of the attic or area to be vented. Include dormers the small outjuttings over attic. Roof pitch is measured by rise run.