A square simply refers to a 10 x 10 square of roofing.
How many square feet of roof do i have.
10 feet by 10 feet 100 square feet.
How to estimate roofing materials.
For instance if the roof is 1550 square feet then it is 16 squares.
To find the squares divide the overall roof area by 100 and then round up.
Steep roofs measure your house at ground level then add in the roof s overhang for greater accuracy.
100 square feet 1 roofing square 9 290304 cubic meters si unit.
Shingle roofs typically have a life span of 15 30 years while membrane roofs usually last 5 15 years.
Estimate the pitch of the 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.
Add the square footage for all the planes together.
1 ft x 1 ft.
It is often compared to slope but is not exactly the same.
This is simply 100 square feet of roof.
Roof pitch is the measurement of a roof s vertical rise divided by its horizontal run.
As a rule of thumb there are 3 bundles to a square assuming that you are using three tab strip shingles.
Check that your footage measurements are within this range so you can start off on the right foot.
Next you will need to use a roofing materials calculator.
A square of shingles is the number of shingles needed to cover 100 sq feet of roof area.
If for example the total square footage for the examples used so far would be 14 400 the rectangular plane plus 900 the triangle plus 2 000 the irregular shape 17 300 square feet.
1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square.
The result is the total square footage of your roof.
The answer is the number of roofing squares for the roof.
If your roof is flat or has no more than a 3 in 12 pitch you can calculate its total square footage by simply multiplying the length by the width.
Before calculating square footage make sure the measurements you have taken are in square feet ft 2.
Using an international foot of exactly 0 3048 meters length.
If your measurements are in another unit let s say inches or meters you will need to convert those measurements in feet by utilizing the method below.
1 roofing square 9 290304 m 3.
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.