One bundle of shingles covers approximately 33 square feet of roof depending on the size and weight of the shingles.
1 bundle of asphalt shingles covers.
This would be 87.
But be careful not all shingle brands are packaged three bundles to a square.
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.
Bundles are packaged at a weight that is light enough for one person to carry easily.
One bundle of shingles covers approximately 33 square feet of roof depending on the size and weight of the shingles.
Normal architectural shingles are approximately 3 bundles per square.
So most popular shingles are sold such that three bundles are needed to cover one square of roof area.
Typically it takes three bundles of standard sized standard weight shingles to cover 100 square feet of roof surface.
One bundle of asphalt shingles will normally cover 33 1 3 square feet but may vary depending on the weight of the shingles.
The average bundle of shingles covers 33 3 ft 2 so three bundles of shingles are needed per square.
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.
Since transportation is a major cost factor expect prices to vary by location.