Common Roof Pitch Angles Used By Builders

Or the colon can replace the slash as in 2 12 or 7 12.

Common roof pitch angles used by builders.

Pitch angle incline slope they all can be used to refer to the steepness of a roof. Roof pitch designations are comprised of two numbers indicating a ratio. The ratio can be indicated by a division slash separating the numbers such as 2 12 or 7 12. Roof pitch defined and explained.

Commonly used roof pitches were given names such as greek. Although there is no single standard roof pitch used on all sloped roofs factors such as roofing materials and local climate help to determine the appropriate range of pitches for a given building. Historically roof pitch was designated in two other ways. The ridge height is 1 9 to 1 7th the span an angle of 12 5 to 16.

A ratio of the ridge height to the width of the building span and as a ratio of the rafter length to the width of the building.