Dividing by 12 gives the ratio of inches in rise per distance.
Roof square conversion.
2 000 100 20.
Divide your roof pitch by 12.
1 roofing square 9 290304 m 3.
1 roofing square 9 290304 m 3.
Feet then you will have 20 squares.
In essence a roof pitch chart is provided as a rough guide usually by a roofing company to help you see what the average roof pitches tend to be.
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.
This is pretty simple.
100 square feet 1 roofing square 9 290304 cubic meters si unit.
1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square.
Roof pitch is given as the number of inches in height change over the distance of one foot.
Now it s time to convert square feet into roofing squares.
Using an international foot of exactly 0 3048 meters length.
100 square feet 1 roofing square 9 290304 cubic meters si unit.
1 ft x 1 ft.
10 feet by 10 feet 100 square feet.
Then add the results together for the total square footage of your roof.
10 feet by 10 feet 100 square feet.
Roofing pitch for square roof area.
Usually they come in the form of a roof pitch diagram chart but other times it will be presented to you in a conversion format.