Multiply the width and length measurements together to determine the area.
12 by 8 roof shingles.
Use our roof pitch calculator to find the pitch of your roof.
It generally takes three packs of shingles to cover 100 square feet 9 29 square meters.
Some of the most reviewed roof shingles are the gaf quickstart 33 lin.
And your family can remain in the home during the installation or repair.
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.
Measure your roof so you can be sure you buy the right amount of shingles.
Roof length measured in feet roof width measured in feet roof pitch.
Roof pitch area multipliers.
Everything can be done at a distance.
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The first thing to know about your roofing project.
Next multiply the footprint of the roof by the multiplier below for your roof pitch to find the overall roof area.
With that as background you are now ready to estimate how many shingles you will purchase for your roof project.
How to measure for roof shingles.
Owens corning trudefinition duration 32 8 sq ft laminated architectural roof shingles.
This roof shingle calculator requires four basic inputs.
100 1 054 105 4ft 2.
For example a 4 12 pitch roof that is 100 square feet.
The pitch of the roof is the rise over a 12 inch run.
Owens corning trudefinition duration storm 32 8 sq ft laminated architectural roof shingles.
Measure the width and length of each section of your roof.
There are also 29 standard sized shingles measuring 12 inches by 36 inches in each one of these.