It does have to contain all the straight lines of your roof and an accurate measurement of those lines.
How to get measurements for a roof.
Measuring your roof from the ground 1.
Each area on the roof is a single plane which just means it s a surface with a.
For example what we need on the picture of the roofs below are measurements of all the blue or red lines.
Unlimited low price do it yourself roof measurements.
If you re going to use an area calculator you can do this separately for each level of the home to ensure a more accurate calculation.
L 30 feet h 12 feet 30 12 2 180 square feet.
The first thing you need to do is download and install google earth pro.
Measuring the length and width of each plane by hand 1.
It is often compared to slope but is not exactly the same.
Draw an overhead view of your roof.
And even flat roofs usually have a little bit of a slope so you might want to use a roof pitch multiplier once you have your area figured out 1.
For help determining the area of a sloped roof see here.
Roughly draw out your roof on a piece of paper.
Stow these items in a shoulder or hip pack while.
Climb a ladder with a notepad a pencil and a measuring tape.
Google earth pro was the paid version of google earth it used to.
This is simply 100 square feet of roof.
Calculate the pitch of the roof.
Stretch your tape measure along the walls from end to end.
Once you have this measurement you can then measure the footprint of the home and estimate the actual roof calculation based on the particular angle of the roof.
Use a pitch.
Remember it doesn t have to be to scale or look pretty.
To find the squares divide the overall roof area by 100 and then round up.
So if you divide your answer of a product of length times height by two you will get the area of a triangle.
The length l times the height h of a triangle is twice its area a2.
The pitch is the steepness of the roof.
Make sure to document the number of chimneys skylights or other obstructions and include dormers in your measurements.
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.
Roofing contractors estimate projects and materials by the square so it is crucial to find this measurement to accurately estimate the amount of material needed.
Find the length and width of the building s exterior walls.
A square simply refers to a 10 x 10 square of roofing.
First measure the length and width of each surface on the roof then multiply these values to get the square footage of that surface.
Instant digital roof measurement reports and roof estimates calculator.
Outside of the u s a degree angle is typically used.
For instance a 7 12 roof pitch means that the roof rises 7 inches for every 12 horizontal inches.