The average bundle of shingles covers 33 3 ft 2 so three bundles of shingles are needed per square.
How many roof shingles in a bundle.
There are also 29 standard sized shingles measuring 12 inches by 36 inches in each one of these.
The shingle bundles will be plastic or paper wrapped bundles that are made to be light enough for a single person to carry.
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.
With the metric square each bundle contains 22 shingles.
A square of shingles is the quantity needed to cover 100 sq.
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.
Owens corning offers a metric square of shingles.
Each shingle is 13 1 4 inches by 39 3 4 inches and the square covers 99 98 square feet using 65 shingles.
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.
As a rule of thumb there are 3 bundles to a square assuming that you are using three tab strip shingles.
Roof shingles are sold by both the bundle and by the square.
This means that if you are going to be using heavier shingles you will need to have more bundles to cover each square foot.
It is common to use 3 bundles to a square of shingles.