This free roofing calculator estimates the area of a roof and the amount of materials required to replace or build said roof.
Formula for squares on roof.
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.
Although roofing projects are estimated and sold by the square.
If your roof is 2 000 sq.
The answer is the number of roofing squares for the roof.
The roof area for a hip end is the same as for a gable end the intersection is equivalent to a hip slightly conservative so there is usually no need to consider triangles when measuring a roof.
When calculating square footage for your roof always add at least 10 percent of the total to account for waste.
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1 300 x 1 05 1 365 square feet.
This is pretty simple.
2 000 100 20.
How to estimate roofing materials.
Convert the area to roofing squares.
Because each 100 square feet of roof is one roofing square divide the total area from step 1 by 100.
Feet then you will have 20 squares.
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Find the area of a roof.
Once the area is known divide by the area of a 4 8 sheet to find how much sheathing is needed.
1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square.
To find the amount of plywood needed to cover a roof start by finding the area of the roof.
Area is defined as the expanse or measurement of a given surface and there are a few methods for measuring your roof s area.
For instance if the roof is 1550 square feet then it is 16 squares.
The roof area is simply 114x18x2 plus 30x18x2 giving 5184 square feet which is perfectly adequate for estimating materials.
Shingles and other roofing materials such as underlayment are typically measured in squares that are 10 feet long and 10 feet wide with each square measuring 100 square feet.
The square root of 10 9 is 1 05 determine the square footage of one floor of your home.
Roofing square conversion calculator.
0 roof squares 10 allowance for waste is included.
Then add the results together for the total square footage of your roof.
Roofing pitch for square roof area.
For example if you have a two story home that s 2 600 square feet one floor would be 1 300 square feet multiply this number by your most recent result to get the estimated square footage of your roof.
A square simply refers to a 10 x 10 square of roofing.
Multiply the length of the roof in feet by the width of the roof in feet to find the area of the roof in square feet.
This is simply 100 square feet of roof.
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Our roof calculator uses base length and base.
