Multiply the length by the width to arrive at.
How do you get square footage of a roof.
Once you have your roof s pitch divide the number by 12.
Measure the ground dimensions of the house using a tape measure and write down these dimensions.
Apply the square footage formula the next step in how to calculate square footage is to plug your measurements into the square footage formula.
Gambrel roof square footage calculator calculate the square footage of a gambrel style roof using imperial measurements.
Using this tool will be very helpful for you in finding out the acreage or the tract of land of your property.
As a rule of thumb there are 3 bundles to a square assuming that you are using three tab strip shingles.
Multiply the length and width of each square or rectangle shaped plane.
It will also give you the square footage of your roof and any other areas that you re wanting to estimate.
Thus a moderate 6 in 12 roof pitch means that the roof rises 6 inches vertically for every 12 horizontal inches it runs.
For example if your roof s pitch is 4 in 12 you would divide 4 by 12.
You can even embed this tool on a website that you own.
How to calculate square feet of a roof.
However shingles are packaged in a way that they are light enough for the average person to carry around.
Because each 100 square feet of roof is one roofing square divide.
How do you calculate square footage for a roof.
A square of shingles is the number of shingles needed to cover 100 sq feet of roof area.
Measure the length and width of every roof plane or surface.
Calculating the area estimated if you don t want to do a lot of measuring you can use your pitch calculation to get an estimated square footage of your roof.
Calculate each plane separately.
To accurately calculate the area of your roof you must first determine its slope or pitch.
L x w a in square feet to find square feet multiply the length measurement in feet by the width measurement in feet.
A roof s pitch is determined by how much it rises vertically for every foot it runs horizontally.
It will also give you the perimeter of the shape of the roof.
Include dormers the small outjuttings over attic windows.
The calculator cannot account for complex shapes based on a measurement of square footage alone.