How Do I Find Out The Size Of My Roof

Less than 6 inches is a low pitch 6 to 9 inches is a medium pitch and more.

How do i find out the size of my roof.

L 30 feet h 12 feet 30 12 2 180 square feet. To find your roof s total square footage simply add the square footage of each of the planes. 1 roof square 100 square feet. Outside of the u s a degree angle is typically used.

In the united states a run of 12 inches 1 foot is used and pitch is measured as the rise of the roof over 12 inches. It will also give you the perimeter of the shape of the roof. You will need to express this size in terms of square feet. It is often compared to slope but is not exactly the same.

The first step in a free roofing estimate is measuring the roof dimensions. For instance a 7 12 roof pitch means that the roof rises 7 inches for every 12 horizontal inches. 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. Just multiply the length and width dimensions.

So if you divide your answer of a product of length times height by two you will get the area of a triangle. If a section is 120 feet 37 m x 100 feet 30 m its total square footage would be 12 000 square feet 1 100 m 2. The length l times the height h of a triangle is twice its area a2. Find the 12 inch point on the level and measure straight down to the roof using a tape measure.

Each time you add points the area will update and there is a box below that will convert this into acres meters kilometers miles and finally square feet. To estimate how many shingles you ll need you need to know the total square footage of your roof s surface. Be sure to find the area of any dormers on your roof as well.