One important point is that it is possible to purchase shingles both by the bundle and by the roofing square.
How many bundles to do a roof.
Calculate the size of your roof and estimate how many bundles of asphalt shingles rolls of felt and squares of roofing material are needed for a new roof.
100 sq ft 21 shingles per bundle.
The shingle bundles will be plastic or paper wrapped bundles that are made to be light enough for a single person to carry.
A square of shingles is the number of shingles needed to cover 100 sq feet of roof area.
Since it takes 3 bundles of shingles to cover a square plan to purchase 3 bundles for each square.
It is common to use 3 bundles to a square of shingles.
Now that you know how many bundles of shingles will be required realize that there are other roofing material needs to consider.
Also have a couple of bundles spare on hand to cover wind damage etc.
While the measurement for the shingles will be in area square feet most roofing accessory products will be measured in length linear feet.
This means that if you are going to be using heavier shingles you will need to have more bundles to cover each square foot.
Dimensions measured from the ground.
You will find roof shingles sold by the bundle and by the square.
Compute the area of the whole roof and determine the number of bundles.
A bit of measuring and math will help you to figure out how many bundles you ll need to shingle your roof.
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When shingles come three bundles to the square there are 29 standard sized shingles 12 in.
Figuring out the roof area is the first step to determine how many bundles you ll need to order.
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.
Add the price per square of materials to get an estimated material cost.
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.
Heavier three tabbed shingles and laminated shingles require four or sometimes five bundles to cover a square.
33 square feet per bundle 100 square feet per square 4 nails per shingle.
It takes a square of shingles to cover 100 sq.
Well i did the job myself and the answer is.
Of your new roof.
Although in full disclosure there is a difference between the answer and the question.
How many bundles in a square.
However shingles are packaged in a way that they are light enough for the average person to carry around.
3 bundles per square.
By 36 in in each bundle.