Get the square footage of roof and divide it by 100 and it will give the number of squares you need and for every decimal number over 3 buy a bundle to achieve the amount of material.
How to figure roofing material.
1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square.
Keep in mind that the average size of a roof is 1 700 square feet so your total will likely be 10 higher or lower than this figure.
The first step in a free roofing estimate is measuring the roof dimensions.
After let improvenet help you find a local roofer.
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Our calculator will round up to the nearest foot.
This free roofing calculator estimates the area of a roof and the amount of materials required to replace or build said roof.
Since it takes 3 bundles of shingles to cover a square plan to purchase 3 bundles for each square.
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.