Keep in mind that the average size of a roof is 1 700 square feet so your total will likely be 10 higher or lower than this figure.
Form to measure roofing.
In order to calculate this measure the vertical rise of your deck over a 12 inch horizontal distance in inches.
You will need to go up on top.
If you are running a roofing business it is essential to have your roofing estimate ready for your clients.
If the pitch of the roof is not that steep you won t have to worry too much about following.
If you have a simple gable roof you ll only need to measure and sum up the 2 planes of the roof.
The first step in a free roofing estimate is measuring the roof dimensions.
You will need to express this size in terms of square feet.
To determine the slope of your roof you will have to know the slope of your deck.
From the diagrams there are two intersecting roofs measuring 114 feet and 30 feet at the eaves with equal rake of 18.
Do the job right the first time for contractors this means all members of your team sales production installation etc and the homeowner can be on the same page when it comes to the roofing job.
It should have all the details your clients need to know.
The base is the bottom edge of the roof while the height is what you measure from the base to the top of the triangle in a straight perpendicular line from the bottom edge of the roof.
So if the base is 5 feet 1 5 m and the height is 4 feet 1 2 m then you re equation would look like this.
Take note of the following points when you are preparing a roofing estimate.
The kind of roofing service you provide to the clients.
Find the square footage of the roof.
Roof pitch is the measurement of a roof s vertical rise divided by its horizontal run.
This is a rather complicated way to estimate a roof area and hardly suited to the diy fans.
For instance a 7 12 roof pitch means that the roof rises 7 inches.
Measure the length and width of each portion of the roof multiply length by width for each plane and then add the planes together for the total square footage.
5 feet 1 5 m x 4 feet 1 2 m 2 10 square.
In the united states a run of 12 inches 1 foot is used and pitch is measured as the rise of the roof over 12 inches.
You should do this with someone that can hold one end of the tape measure so you can go to the other ends.
2 thoughts on how to measure and estimate a roof like a pro.
For instance if the measurement is four inches over the 12 inch horizontal distance your roof slope will be 4 12.
Step 3 consider the roof slope.
Roof measurements are then used to quote any roofing job and completely eliminate the need to re measure.
Diy guide with diagrams.
To calculate the size of the roof you need to measure the size of the roof as if it were flat account for roof pitch calculate square footage and finally determine how many squares of material are required for the roof the calculator above can handle all of this simply enter the length width and pitch and it will determine the size of the roof in squares.
