Know your budget a new roof can be expensive and knowing your budget or financing options can help you choose the right roofer and products.
How to map a 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.
Calculate the surface area of the roof.
Google earth pro was the paid version of google earth it used to.
Zoom in on the roof then select tools at the top left then select ruler.
The first thing you need to do is download and install google earth pro.
Select your roofing shingle by considering its style durability cost and the climate where you live.
Then proceed to draw the surface area of the roof that has a different pitch.
If the angle changes too much when you zoom in go to view at the top left then click on reset at the bottom of the drop down menu then click tilt.
After drawing the perimeter of the roof add a new drawing layer with the plus symbol found in the bottom right corner.
First measure the length and width of each surface on the roof then multiply these values to get the square footage of that surface.
For help determining the area of a sloped roof see here.
There are many options here and you ll want to select the one that allows you to enter the address.
You can also zoom the map and click on the starting point of the roof you wish to select.
Get a few quotes before making a decision and ask questions to understand the costs.
Make sure to document the number of chimneys skylights or other obstructions and include dormers in your measurements.