A roof square is equal to 100 square feet so each bundle covers roughly 33 1 3 square feet.
How many bundles make a square roofing.
Of your roof area which is close to the sheet coverage area of 32 sq.
It typically takes three bundles of standard three tab asphalt shingles to cover one square on a roof.
One bundle of shingles covers approximately 33 square feet of roof depending on the size and weight of the shingles.
If the shingles you are using come three bundles to a square calculating the number of bundles you ll need is simple.
Bundles of roofing material per square most composition shingles are 3 bundles per square most of the 40yr composition shingles are 4 bundles per square some 5 or more wood shakes 5 bundles per square.
There are also 29 standard sized shingles measuring 12 inches by 36 inches in each one of these.
With that as background you are now ready to estimate how many shingles you will purchase for your roof project.
Then add 10 to the number to account for waste.
To estimate roofing materials start by finding the total square footage of the roof and divide the number by 100 to determine the number of squares in the roof.
A typical bundle of shingles weighs about 75 pounds while some premium products can weigh over 100 pounds per bundle so consider delivery of materials.
However if you are using heavier shingles you will require 4 to 5 bundles for a square.
Typically it takes three bundles of standard sized standard weight shingles to cover 100 square feet of roof surface.
Each bundle covers 33 3 sq.
Since it takes 3 bundles of shingles to cover a square plan to purchase 3 bundles for each square.
Each of your bundles can cover 33 3 sq.
When you are using 3 bundles for a square you will be getting 29 standard shingles in each bundle.
Of roof area close enough to the 32 sq.
It is common to use 3 bundles to a square of shingles.
Therefore order one bundle for every sheet of roof sheathing you have.
If you are using three bundles to a square calculating bundle numbers is simple.
Since transportation is a major cost factor expect prices to vary by location.
Laminated and heavier three tab shingles therefore require four to five bundles to cover a square.
Specialty shingles such as iko armourshake are heavier and therefore packaged to cover 20 square feet per bundle or five bundles per square.
How many bundles of shingles in a square 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.
Asphalt shingles range in price from about 25 per bundle for a standard 3 tab style to around 50 75 or more for an upgraded architectural style.