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.
How do roofers measure a roof.
Measure all your hips valleys ridges eaves and rakes.
Roughly draw out your roof on a piece of paper.
Stretch your tape measure along the walls from end to end.
The pitch is the steepness of the roof.
How to determine your roof pitch.
Roof reports and wall reports made easy.
Notice the bold dotted line this dotted line separates the main roof from the gable pop out on the front of house.
L h 2 area calculating an area of a triangle when estimating a roof.
Outside of the u s a degree angle is typically used.
Climb a ladder with a notepad a pencil and a measuring tape.
Use a pitch.
How to measure a roof.
The easiest and most accurate method to measuring a roof plan is to square everything off.
How to measure a roof in the sample below you will have 5 different calculations and that should match the number of sections you wrote down when you started.
This means that you want to divide the roof into sections.
If you were to click on the peaks it wouldn t give you an accurate reading of your measurement.
Remember it doesn t have to be to scale or look pretty.
With this method only 2 calculations are needed.
Measuring your roof from the ground 1.
Find the length and width of the building s exterior walls.
We ll use satellite imagery and trigonometry to calculate your roof s measurements.
So if you divide your answer of a product of length times height by two you will get the area of a triangle.
Draw an overhead view of your roof.
Measuring the length and width of each plane by hand 1.
Stow these items in a shoulder or hip pack while.
For instance a 7 12 roof pitch means that the roof rises 7 inches for every 12 horizontal inches.
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.
First measure the length and width of each surface on the roof then multiply these values to.
1 roof square 100 square feet.
To find the pitch of your roof you ll first.
For example what we need on the picture of the roofs below are measurements of all the blue or red lines.
Calculate the pitch of the roof.
Thus in a simple style house you ll only have to click on the corners.
How to calculate your roof square footage.
The length l times the height h of a triangle is twice its area a2.