Before you start the calculation you need to be aware that shingles are sold by the square and by the bundle.
How many squares does my roof need.
A square of shingles will be the amount needed to cover an area of 100 square feet.
To properly calculate how many bundles of shingles are needed to roof your home you need to calculate the total square footage of the roof and convert it to squares.
A low slope roof is anywhere from 2 in 12 to 4 in 12.
1 roofing square 9 290304 m 3.
A 12 in 12 roof can cost up to 50 more than a 4 in 12 roof.
Steeper sloped roofs are considered more aesthetically pleasing and last longer.
Using an international foot of exactly 0 3048 meters length.
To calculate the size of the roof you need to measure the size of the roof as if it were flat account for roof pitch calculate square footage and finally determine how many squares of material are required for the roof the calculator above can handle all of this simply enter the length width and pitch and it will determine the size of the roof in squares.
Roof pitch is a determining factor for cost of the roof as well as the roof area and the type of materials used.
Things you will need steel tape measure.
For instance a 7 12 roof pitch means that the roof rises 7 inches for every 12 horizontal inches.
Singles are often sold in bundles with three bundles equaling one roof square.
Conventional slope roof range between 4 in 12 and 8 in 12.
The most common type of shingle called a three tab or strip shingle is.
Multiply the number of roofing squares for a medium pitch roof by 1 12 to 1 25 or by 1 3 to 1 42 for a high pitch roof to get the square roof area.
A square is an area of roof which measures 100 square feet.
The result is 240 and this means you would need 240 squares of shingles to cover that roof.
This means you would need 240 squares of shingles to cover that roof.
A square represents 100 square feet of area covered by shingles.
To determine the number of squares on the gable roof above simply divide its total of 24 000 square feet by 100.
The shingle bundles will be plastic or paper wrapped bundles that are made to be light enough for a single person to carry.
The most common type of shingle called a three tab or strip shingle is.
Outside of the u s a degree angle is typically used.
10 feet by 10 feet 100 square feet.
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.
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.
Anything more than 9 in 12 is considered steep.
These benefits do not come cheaply though.
