As you add points the area will be updated below and converted into acres square feet meter kilometers and miles.
Look up square foot of my roof.
If this distance measures 4 inches you have a 4 in 12 pitch.
Measure the length and width of every roof plane or surface.
Calculate each plane separately.
On a ladder beside the roof place the level a foot or so up the roof hold it level and measure from the 12 inch mark on the level s bottom straight down to the roof.
How to calculate square feet of a roof step 1.
It will also give you the perimeter of the shape of the roof.
A square is 100 square feet or an area 10 x10.
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.
If you have a roof section that s 30 feet 9 1 m long and 12 feet 3 7 m high multiplying those dimensions would give you an area of 180 square feet 17 m 2.
The reason this is important is because this angle will greatly affect the square footage of the roof deck.
Roof pitch is the measurement of a roof s vertical rise divided by its horizontal run.
Roofers use this because it s easier to say the.
Get the square footage of roof and divide it by 100 and it will give the number of squares you need and for every decimal number over 3 buy a bundle to achieve the amount of material.
Pitch measurement method 2 2.
This is the steepness of your roof.
Using this tool will be very helpful for you in finding out the acreage or the tract of land of your property.
Measure and mark the square footage of each triangular section carefully as these tend to differ in size.
Hope it helps alan j warshawer august 13.
10 add up the areas of each section to get your total square footage.
8 inches and you have an 8 in 12 pitch.
Because each 100 square feet of roof is one.
If you re researching a new roof it s easy to become overwhelmed.
If the house has an irregular shape measure each part separately figure the separate areas and add them together.
Multiply the length and width of each square or rectangle shaped plane.
Include dormers the small outjuttings over attic.
It will also show the perimeter of the shape.
This tool is useful for finding the approximate acreage or a tract of land the square footage of a roof or any other instance where you need a good estimate of the area of something.