Calculating Square Footage Of A Roof

How to calculate square feet of a roof step 1.

Calculating square footage of a roof.

Because each 100 square feet of roof is one roofing square divide. The distance from the outside edge of a perimeter stud wall to the center of the house. Calculate each plane separately. 1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square.

This is simply 100 square feet of roof. Measure the ground dimensions of the house using a tape measure and write down these dimensions. Multiply the length and width of each square or rectangle shaped plane. The only difference in this calculation to the one for a gable roof area is the amount of the ridge.

The square footage of a hip roof area is identical to the square footage of a gable roof of the same size. Calculate or enter the square footage of the attic or area to be vented. If this area was required to determine the quantity of roofing materials required it should be converted from square feet to square. Calculate the square footage area of a hip roof.

Roof pitch is measured by rise run. Measure the length and width of every roof plane or surface. Include dormers the small outjuttings over attic. 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.

The distance from the top of a stud wall to the peak of the roof. For instance if the roof is 1550 square feet then it is 16 squares. The sum is the total square feet of the roof. Multiply the length by the width to arrive at.

It is not always necessary to climb up the roof to calculate the roof area. The top ridge will be shorter than the one of the gable roof but the four hips will add. A square simply refers to a 10 x 10 square of roofing. Convert the area to roofing squares.

How do you calculate square footage for a 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. To find the squares divide the overall roof area by 100 and then round up. This involves dividing the square feet by a hundred and the quotient is the roof square.