Metal Roof Slope

To get the minimum pitch for a metal roof the vertical rise per foot is divided by the horizontal slope.

Metal roof slope.

There are some opinions that standing seam metal roof minimum slope is 12 but it increases the possibility of leaking on the few first days of snow arrival. The pitch is measured in inches of vertical rise per foot of horizontal run and the 5v crimp profile shown above requires a minimum slope of three in twelve or 3 12 3 inches vertically per 12 inches horizontally. A a roof with a 6 rise for every 12 run has a 6 per foot or 6 in 12 pitch. We ship our top quality long warranty metal roofing materials directly to your job site and often for free.

This is particularly important to pay attention to when using metal roofing products such as standing seam metal which have a multitude of profiles attachment methods and seam lap joint styles which can affect the recommended slope. 3 12 1 2 12 and 1 4 12. This recommendation con flicts with some manufacturers who list 1. Low slope metal roofs provide years of low cost low maintenance performance.

Metal roof slope is expressed by a ratio indicating the roof pitch which notes the vertical rise of the roof in inches for every 12 inches the roof runs horizontally in other words dividing the vertical rise and its horizontal span. With regards to metal roofing the profile refers to the shape adopted by the metal sheets when they are bent to form the panels. Pitch is thus the ratio of the rise in inches to a 12 inch run and is often expressed using a semicolon for example 6 12. The most common slopes are.

Roof pitch or slope is a measure of vertical rise to horizontal run expressed in inches per foot. If roofing material is installed on a roof with a slope that is less than what is specified by the manufacturer it will void the warranty. In country with heavy snow and tough winter days the metal roof minimum slope is recommended to be 1 12. Profile in the context of metal roofing means the shape that the sheet of metal is bent into to form the panels.

For a project that goes smoothly with decades of solid protection overhead the best choice you ll make is to buy your diy roofing panels shingles and metal siding from absolute steel s metal roofing source. The nrca roofing and waterproofing manual fifth edition states the mini mum slope for structural metal panel roof systems should be 1 2 in 12 2 4 degrees.