2 12 Pitch Metal Roof

Pitch is the term used to describe the angle slope or slant of your roof.
2 12 pitch metal roof. The roof 50. Or the colon can replace the slash as in 2 12 or 7 12. The picture below shows the pitch of a 7 12 roof slope meaning that for 12 of horizontal measurement roof run the vertical measurement roof rise is 7. This measurement is best done on a bare roof because curled up roofing shingles will impair your measurement.
The ratio can be indicated by a division slash separating the numbers such as 2 12 or 7 12. Roof pitch defined and explained. If a roof rises 2 in a length of 12 this is 2 12 roof pitch. Even though manufacturers say 1 4 12 is acceptable.
Roof pitch designations are comprised of two numbers indicating a ratio. We have a prairie style house in east tennessee mixed humid climate zone 4a built in the 1950s with a low slope roof pitch of 1 5 per 12. A pitch of 2 12 is the minimum pitch for shingles made of asphalt so your roof just barely makes the cut off for one of the most popular roofing material options.