How Much Roof Sheeting Do I Need

In our example we will use 24 inch standing seam roofing so we will divide 360 inches by 24 which equals 15.

How much roof sheeting do i need. The rise is the distance from the top of a stud wall to the peak of the roof. This is the number of metal panels needed for one side of the roof. For example standing seam metal roofing is 24 inches wide. Divide the length of your roof by the width of the metal.

Corrugated metal is 36 inches wide. However the end result may be well worth it as your roofing material is estimated to last up to 50 longer and will require less maintenance. This is because a steep sloped roof requires a taller chimney and more lumber for framing. Once you have the area you can divide by the area of a sheet of plywood to find the number of sheets needed.

If your roof has triangles and other shapes you ll need to use a calculator to find the square footage. A roof s pitch is determined by how much it rises for every foot it runs. For instance a 7 12 roof pitch means that the roof rises 7 inches for every 12 horizontal inches. Outside of the u s a degree angle is typically used.

So dividing the area of the roof by 32 will give you the number of. A 12 in 12 pitch is a steep 45 degree angle roof. Common metal roof sheet sizes roofing panels come in many styles and dimensions with different overlap dimensions. A 12 in 12 roof can cost up to 50 more than a 4 in 12 roof.

Thus a moderate 6 in 12 roof pitch means the roof rises 6 inches for every 12 horizontal inches it runs.