To calculate the size of the roof you need to measure the size of the roof as if it were flat account for roof pitch calculate square footage and finally determine how many squares of material are required for the roof the calculator above can handle all of this simply enter the length width and pitch and it will determine the size of the roof in squares.
How to figure roofing materials.
1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square.
You will need to express this size in terms of square feet.
When ordering supplies it is important to estimate materials correctly to allow for an efficient installation process.
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.
After let improvenet help you find a local roofer.
If you need to estimate the cost of materials and the number of bundles of shingles required for the job you can do so here.
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.
Our calculator will round up to the nearest foot.
Roof pitch calculator calculate roof pitch based on your roof size length of the gable and roof rise.
Estimating materials and area of the roof.
New flat roof 8 225 average price.
Estimating the amount of metal roofing materials you need starts with estimating the square footage of the roof itself.
New shingle roof 7 500 average price.
The first step in a free roofing estimate is measuring the roof dimensions.
The roof area is simply 114x18x2 plus 30x18x2 giving 5184 square feet which is perfectly adequate for estimating materials.
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Since it takes 3 bundles of shingles to cover a square plan to purchase 3 bundles for each square.
New metal roof 14 500 average price.
This free roofing calculator estimates the area of a roof and the amount of materials required to replace or build said roof.
To calculate the materials you ll need enter your measurements in the calculator below.
Check out our other calculator tools.
Roof calculator estimates installation cost what contractors will charge for all major types of roofing materials based on your roof size pitch difficulty number of roof openings chimney and skylight flashings and other details.