Convert the area to roofing squares.
How many feet are in a square for roofing.
Bundles of roofing material per square.
Using an international foot of exactly 0 3048 meters length.
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.
This adds up to an average of 320 nails or 100 square feet.
Find the total square footage of your roof by multiplying the width by the length and then divide that number by 100 and you will get the number of squares you need to cover.
10 feet by 10 feet 100 square feet.
The answer is the number of roofing squares for the roof.
Feet then you will have 20 squares.
Multiply the square footage of your roof by 1 to get the 10 percent waste allowance.
Most composition shingles are 3 bundles per square most of the 40yr composition shingles are 4 bundles per square some 5 or more.
1 square in roofing 100 square feet.
1 roofing square 9 290304 m 3.
1 ft x 1 ft.
Now it s time to convert square feet into roofing squares.
100 square feet 1 roofing square 9 290304 cubic meters si unit.
Each square will need three bundles of shingles to cover it.
If your roof is 2 000 sq.
Using an international foot of exactly 0 3048 meters length.
Finally the more complex part measuring your roof s pitch.
To find the squares divide the overall roof area by 100 and then round up.
2 000 100 20.
This is simply 100 square feet of roof.
If you have high wind areas you will want to use five nails pers shingle equating to about 480 per square.
Roofing pitch for square roof area.
Now in order to determine how many squares are there on the gable roof for example all you need to do is divide the total square footage by 100.
Roofing contractors estimate projects and materials by the square so it is crucial to find this measurement to accurately estimate the amount of material needed.
The total amount of roofing material you need is 17 300 1 730 19 030 square feet.
100 square feet 1 roofing square 9 290304 cubic meters si unit.
1 roofing square 9 290304 m 3.
A square simply refers to a 10 x 10 square of roofing.
This refers to the roof area that measures approximately 100 square feet.
Total square footage from example 2 above.
Roofing nails per square most shingle manufactures recommend using four nails per shingle on the main area of your roof and five nails per square in the first row of roofing.
Because each 100 square feet of roof is one roofing square divide the total area from step 1 by 100.
The square footage of a roof is normally measured in squares of 100 feet.
