You will find roof shingles sold by the bundle and by the square.
Roof shingles packets size.
You can t merely go by the number of shingles in a bundle since shingle size and coverage vary from one brand to the next.
For example if brand a has 20 shingles in a package but brand b has 26 it could be that the brand a bundle covers more area.
They come in different roof size packs depending on the m of the project you wish to shingle.
Choose a new location for other bundles so that the roof doesn t have to hold too much weight in one area.
A square of shingles is the quantity needed to cover 100 sq.
The key dimension you need to look at is the area covered per bundle.
Free 13mm felt tack nails included with every order.
Roof shingles are sold by both the bundle and by the square.
How shingle quantities are measured.
To calculate the size of the roof you need to measure the size of the roof as if it were flat account for roof pitch calculate square footage and finally determine how many squares of material are required for the roof the calculator above can handle all of this simply enter the length width and pitch and it will determine the size of the roof in squares.
It is important to note that each course will have an exposure of 5 inches so you will need to times the number of shingle courses by the number 5 and divide the number by 12 to calculate the measurement of the rakes.
Shingles come pre packed in either paper or plastic wrapped bundles and they design them to be an ideal weight for one person to carry.
Once you enter the basic roof dimensions and enter the type of roof you will get a very accurate result telling you exactly the amount of shingles that are required to cover your new roof.
You can get this by counting the shingle courses from the ridge to the eaves.
Of your new roof.
These are self contained felt shingle kits containing all the shingles underlay adhesive and nails need to do the job.
A shingle bundle typically weighs 75 80 pounds so stacking many of them could put a lot of pressure on the roof which may cause damage.
Shingles are packaged in paper or plastic wrapped bundles designed to be light enough for a person to carry so heavier shingles require more bundles per square.
It takes a square of shingles to cover 100 sq.
But perhaps worth getting 6 to be on the safe side in case of any cuts wastage on site.
