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.
How many square in a bundle of roofing shingles.
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.
Since transportation is a major cost factor expect prices to vary by location.
The average bundle of shingles covers 33 3 ft 2 so three bundles of shingles are needed per square.
Normal architectural shingles are approximately 3 bundles per square.
This would be 87.
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.
So most popular shingles are sold such that three bundles are needed to cover one square of roof area.
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.
You will find roof shingles sold by the bundle and by the square.
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.
Four bundles to a square.
Of your new 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.