Calculating Square Footage Of A Roof

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.

Calculating square footage of a roof.

The top ridge will be shorter than the one of the gable roof but the four hips will add. Because each 100 square feet of roof is one roofing square divide. This is simply 100 square feet of roof. This involves dividing the square feet by a hundred and the quotient is the roof square.

The square footage of a hip roof area is identical to the square footage of a gable roof of the same size. How to calculate square feet of a roof step 1. Multiply the length by the width to arrive at. The distance from the top of a stud wall to the peak of the roof.

The distance from the outside edge of a perimeter stud wall to the center of the house. The only difference in this calculation to the one for a gable roof area is the amount of the ridge. 1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square. The calculator cannot account for complex shapes based on a measurement of square footage alone.

Multiply the length and width of each square or rectangle shaped plane. How do you calculate square footage for a roof. Measure the ground dimensions of the house using a tape measure and write down these dimensions. 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.

Measure the length and width of every roof plane or surface. Calculate each plane separately. For instance if the roof is 1550 square feet then it is 16 squares. 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.

Calculate the square footage area of a hip roof. Include dormers the small outjuttings over attic. It is not always necessary to climb up the roof to calculate the roof area. 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. Roof pitch is measured by rise run. To find the squares divide the overall roof area by 100 and then round up. The sum is the total square feet of the roof.