Typically it takes three bundles of standard sized standard weight shingles to cover 100 square feet of roof surface.
How much does 1 bundle of roofing shingles cover.
The average bundle of shingles covers 33 3 ft 2 so three bundles of shingles are needed per square.
A square of shingles is the number of shingles needed to cover 100 sq feet of roof area.
Bundles are packaged at a weight that is light enough for one person to carry easily.
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.
Owens corning trudefinition weatherguard hp32 8 sq ft driftwood laminated architectural roof shingles.
However shingles are packaged in a way that they are light enough for the average person to carry around.
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A square is 100sq feet if your using some of the heavier roofing most one bundle of shingle covers about 33 square feet of roof hence around 850 bundles of shingles will be needed for 28000 square feetroof.
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.
Each square will need three bundles of shingles to cover it.
One bundle of shingles covers approximately 33 square feet of roof depending on the size and weight of the shingles.
Typically it takes three bundles of standard sized standard weight shingles to cover 100 square feet of roof surface.
Normal architectural shingles are approximately 3 bundles per square.
This would be 87.
One important point is that it is possible to purchase shingles both by the bundle and by the roofing square.
Since transportation is a major cost factor expect prices to vary by location.
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.