If it s a re roof project and you have access to the original paperwork from the last shingle installation that may be useful in showing the roof area.
How many square feet in a pack of roofing shingles.
Three tab asphaltshingles weigh 50 80 pounds per bundle.
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.
Normal architectural shingles are approximately 3 bundles per square.
As a rule of thumb there are 3 bundles to a square assuming that you are using three tab strip shingles.
Typically it takes three bundles of standard sized standard weight shingles to cover 100 square feet of roof surface.
One bundle of shingles covers approximately 33 square feet of roof depending on the size and weight of the shingles.
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One bundle of shingles covers approximately 33 square feet of roof depending on the size and weight of the shingles.
Packaging shingles are packaged in bundles that include a number of strips of roofing.
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.
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.
For pricing and availability.
However shingles are packaged in a way that they are light enough for the average person to carry around.
The average bundle of shingles covers 33 3 ft 2 so three bundles of shingles are needed per square.
Architectural asphaltshingles weigh 65 80 pounds per bundle.
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.
Each plywood sheet is 4 x 8 feet or 32 square feet which coincidentally is almost exactly equivalent to the coverage of one bundle of traditional three tab shingles.
Before you start your project you need to calculate the size of the roof you intend to cover.
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The square footage of a roof is normally measured in squares of 100 feet.
Four bundles to a square.
The weight of a bundle of shingles depends on the type of material you re dealing with.
A square is the number of shingles it would take to cover 100 square feet of roof area with each row of shingles covering the tabs of the layer below it.