See low slope roofing.
Identify roof slopes.
Some of the frequently used roof slopes are.
Two rectangular usually equal sized panels join each other at an angle to form a ridge and you get a gable roof.
This means that for ever 12 inches horizontally the roof rises x number of inches.
The steeper a roof is sloped usually the more attractive it is considered.
Low slope roofs are from 0 to 3 12 in pitch.
Slopes greater than 18 12 are found on a frame roofs and some mansard style roofs.
An easy way to identify this type of roof is by remembering how houses look like in monopoly game pieces.
Assuming the roof to be a right triangle the slope of the roof will be measured as the ratio between bd and dc.
The distance from the center of the ridge to the side dc in this case will be 4 25.
Some sources consider low slope to include 3 12 pitch roofs.
The slope of a roof is determined as the length that a roof increases vertically over a 12 horizontal range.
If asphalt shingles are to be installed on a low slope roof special steps are required to avoid short roof life and roof leaks.
Gable roof the gable roof is by far the most popular style for sloping roof types.
Figure out roof slope but maintain ladder safety.