7 Best Of How To Measure Pitch Of Roof New Update 2021. Pitch tan angle where angle is the roof pitch expressed in degrees. To calculate roof pitch one must employ a simple equation from high school algebra used to calculate the slope.
Take a measurement of 12-inches using a level. Measure From the Roof. Another method to find the roof pitch is to go into the attic.
One method to find the pitch is to climb on the roof and measure the rise for a 12.
The pitch is commonly defined as the ratio of rise over run in the form of x12. For this method youll need a ladder that can reach the roofs edge measuring tape and a 2-foot level. Dec 07 2010 Multiply the area by the pitch multiplier to get the roofs square footage. Placing the answer to this equation over 12 is the roofs pitch.