It is often compared to slope but is not exactly the same.
Measure my roof for shingles.
Divide the roof into manageable sections.
The number you get will be an accurate estimate of how much area you have to cover for your roofing project.
To estimate how many shingles you ll need first estimate the total square footage of your roof s surface.
Use our roof pitch calculator to find the pitch of your roof.
How to measure a roof for shingles step by step the process of accurately measuring a roof involves first making a diagram of the roof to show the basic shapes of each roof plain and how they relate to one another.
Read the steps listed below to learn about how to measure your roof for shingles thus saving time and money by buying the proper amount.
Then each measurement is recorded on the diagram applicable to that roof surface.
When using this method you will need to measure the rake of the roof while standing on a ladder.
If your roof measures 48 feet 15 m x 24 feet 7 3 m multiplying its length by its width would give you a square footage of 1 152 square feet 107 0 m 2.
For example a 4 12 pitch roof that is 100 square feet.
This doesn t have to be an exact sketch but the closer to scale that you draw the less room there will be for mistakes.
Next divide your total area by 100 to calculate the number of roofing squares you ll need to buy.
Roofing is measured in squares.
Then multiply length x width to get the square footage of each plane.
To figure out your roof s area a simple geometry can be used.
Draw a rough layout of your roof.
Required measurements include the following.
Next multiply the footprint of the roof by the multiplier below for your roof pitch to find the overall roof area.
Although ceramic tile roofs are expensive they can have a life span of over 100 years.
How to measure a roof for shingles.
Roof pitch area multipliers.
After this you will need to measure the length of the building from the ground.
The pitch of the roof is the rise over a 12 inch run.
Shingle roofs typically have a life span of 15 30 years while membrane roofs usually last 5 15 years.
To measure for roofing shingles start by calculating the area of each plane or section of the roof.
Of course this will be assuming that your home is rectangular.
To do this measure the length and width of each plane on the roof including dormers.
Below there is a simple triangle and the math used to work out.
Don t worry too much if you don t know how to measure a roof for shingles.
This is the length from the peak of the roof to the edge where our ladder will be sitting.
Your roofer will measure the surface of your roof to determine the total square footage which will dictate how many shingles must be purchased to fully cover the roof s planes.