Next multiply the footprint of the roof by the multiplier below for your roof pitch to find the overall roof area.
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The first thing to know about your roofing project.
Measure the width and length of each section of your roof.
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And your family can remain in the home during the installation or repair.
100 1 054 105 4ft 2.
Multiply the width and length measurements together to determine the area.
This roof shingle calculator requires four basic inputs.
Measure your roof so you can be sure you buy the right amount of shingles.
It generally takes three packs of shingles to cover 100 square feet 9 29 square meters.
Everything can be done at a distance.
Use our roof pitch calculator to find the pitch of your roof.
How to measure for roof shingles.
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For example a 4 12 pitch roof that is 100 square feet.
Roof pitch area multipliers.
The pitch of the roof is the rise over a 12 inch run.
With that as background you are now ready to estimate how many shingles you will purchase for your roof project.
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Thanks to digital technology all of your decisions and interactions from selecting the right roofer to choosing a shingle to paying the contractor can be done at a distance.
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There are also 29 standard sized shingles measuring 12 inches by 36 inches in each one of these.