For example this shed roof has one roof plane.
Square footage for roofing shingles.
How to estimate roofing materials.
1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square.
A x b 120 x 100 12 000 sq.
Find the total square footage of your roof by multiplying the width by the length and then divide that number by 100 and you will get the number of squares you need to cover.
For example a very steep roof on a 1 000 square foot attic will need more shingles than a lower sloped roof on the same sized attic.
The most common roofing materials used in the united states include shingles membrane roofing and ceramic tile all of which have different life spans.
For instance if the roof is 1550 square feet then it is 16 squares.
This is simply 100 square feet of roof.
Finally calculate your roof s total square footage by simply adding the square footage of each of the planes together.
Although roofing projects are estimated and sold by the square.
The square footage of a roof is normally measured in squares of 100 feet.
For the total square footage of the roof.
This gable roof has two planes.
A square simply refers to a 10 x 10 square of roofing.
To find the squares divide the overall roof area by 100 and then round up.
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.
Each square will need three bundles of shingles to cover it.
The calculator cannot account for complex shapes based on a measurement of square footage alone.