Roof Pitch Slope Factor Chart
The combination of two numbers are used to display or show the roof pitch.
Roof pitch slope factor chart. This measurement is best done on a bare roof because curled up roofing shingles will impair your measurement. Two most common methods 4 12 or 4 12 are used for marking the pitch of a roof. Roof pitch is a term describing how steep or flat your roof slope is. The roof slope factor chart also consists of conversion factors to determine the slope of the roof.
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. The headache of using pythagoras and trigonometry can be spared by making use of these charts. Slope factor chart know your pitch when outfitting your residential or commercial structure with roofing materials from everlast roofing inc it s important to know the incline or pitch of your roof. Divide the rise by the run the run is 12.