Rise and Run Demystified: How to Calculate a Roof Pitch

Rise and Run Demystified: How to Calculate a Roof Pitch

Why Every Roofing Decision Starts With Knowing How to Calculate a Roof Pitch How to calculate a roof pitch in 3 steps: Measure the run — the horizontal distance from the outer wall to directly below the ridge (in inches) Measure the rise — the vertical height from the...
The Ultimate Guide to Measuring Roof Slope and Pitch

The Ultimate Guide to Measuring Roof Slope and Pitch

Why Knowing How to Calculate Roof Pitch Changes Everything About Your Roof   To calculate roof pitch, divide the vertical rise by the horizontal run, then express it as a ratio over 12: Measure the rise — the vertical height from the top of the wall to the peak...