1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square.
Is my roof sq footage listed anywhere.
Make a sketch of your roof before you go out to measure it.
This free roofing calculator estimates the area of a roof and the amount of materials required to replace or build said roof.
As you begin to calculate various costs you will see that the cost is a result of the interplay of many different variables including roof area in terms of footage measurement of any roof extras like.
Multiply the square footage of your roof by 1 to get the 10 percent waste allowance.
This means you would need 240 squares of shingles to cover that roof.
To determine the number of squares on the gable roof example in this post divide its total of 24 000 square feet by 100 24 000 100 240.
The run always remains constant at 12 inches.
The best part of a roofing calculator is that it offers a free insight into the total cost of the replacement roof project on a sq ft basis.
A low slope roof is anywhere from 2 in 12 to 4 in 12.
A x b 120 x 100 12 000 sq.
For example this shed roof has one roof plane.
If your roof is 5 000 square feet you will have 50 squares.
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.
If you are replacing your entire roof you will need to purchase shingles in 50 squares to sufficiently cover your 5 000 square foot roof.
Conventional slope roof range between 4 in 12 and 8 in 12.
A flat roof has a slope of 2 in 12 or less.
Anything more than 9 in 12 is considered steep.
Each square is 100 square feet.
Simply measure length a x width b.
To conclude the example if your total roofing area is 17 300 square feet your waste allowance would be 17 300 x 1 1 730 square feet.
Because each 100 square feet of roof is one roofing square divide the total area from step 1 by 100.
This gable roof has two planes.
Finally calculate your roof s total square footage by simply adding the square footage of each of the planes together.
The total amount of roofing material you need is 17 300 1 730 19 030 square feet.
A roofing square is equal to 100 square feet of the roof.
Roof surfaces are measured in squares.
Explore a number of housing related calculators as well as hundreds of other calculators covering topics such as finance math health fitness and more.
There are two main categories of roofing.
For the total square footage of the roof.
The answer is the number of roofing squares for the roof.