For example you may need to pay double the cost in asphalt shingles if your roof has a 12 12 pitch a rise of 12 inches 30 cm per 1 foot 0 30 m as opposed to a 4 12 pitch.
How to figure out shingles for a roof.
Finally increase the total by 15 to account for any waste.
For example you will need to figure out the exact number of shingles required to cover the entire roof area.
How you get shingles.
Note that in the last 3 4 years costs of roof shingles and many accessories have gone down by an average of 18 20 currently the us national average for benchmark architectural shingles is around 74 51 square or 25 per bundle.
Waste is calculated at 7 5 for a gable roof and 15 for a hip roof which are typical in the roofing industry.
It should have a curved roof.
Using the aggregate area of these simple shapes can yield a more accurate roof area to be used with the roofing material calculator.
Before you start the calculation you need to be aware that shingles are sold by the square and by the bundle.
You should use rolled roofing on a flat roof over lap 1 2 the width of the rolled roofing.
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.
A square of shingles will be the amount needed to cover an area of 100.
A mobile home roof should not be flat.
The most common roofing materials used in the united states include shingles.
If you are going to use shingles build a pitched roof over the mobile home.
Simply enter your roof dimensions and roof type such as gable or hip and approximate roof pitch.
Our calculator will help you estimate the amount of roofing shingles needed for your project plus the cost of materials and accessories.
The area calculator can be used to calculate the area of a variety of simple shapes that together can comprise the area of the roof.
Then multiply that number by 3 to figure out how many shingle bundles that amounts to since shingles typically come in a bundle that s large enough to cover 1 3 of a square.
The dead air space between the metal roof and shingle roof will work as a barrier to dissipate heat.
Next divide your total area by 100 to calculate the number of roofing squares you ll need to buy.
Once you know this number you can estimate the final price of the materials.