Section off your roof and write your calculations down as shown below dotted lines.
How to measure roof size from ground.
Outline the roof at the points that are on the same level or elevation to ensure that you re getting an accurate calculation of your roofing measurements.
The first technique is referred to as the shingle count method which is used for estimating the measurements of all rectangular shaped sections of a roof.
Just multiply the length and width dimensions.
Thus in a simple style house you ll only have to click on the corners.
Be sure to find the area of any dormers on your roof as well.
Determine your roof pitch see roofpitch if you need help.
If you were to click on the peaks it wouldn t give you an accurate reading of your measurement.
8 inches and you have an 8 in 12 pitch.
Proceed with measuring the overhang at the fascia or.
Make a outline of your roof on paper.
For trapezoidal roofs measure the bottom edge the top edge also known as the ridge and the distance between the 2 edges.
Multiply the angle measurement for the pitch of the roof by the length of the roof to determine the square foot area of one side of the gable.
Take the following steps to measure your roof from the ground.
Pitch measurement method 1 1.
To sum it up each individual tab on a 3 tab shingle measures approximately 12 wide by 6 high.
Make a note of the square footage of each square or rectangular section on your diagram.
If this distance measures 4 inches you have a 4 in 12 pitch.
Go all the way around your house and fill in your outline with your measurements making sure to account for overhang.
Find the dimensions of each of the roof s faces.