How Do I Find The Pitch Of A Roof

Pitch tan angle where angle is the roof pitch expressed in degrees.

How do i find the pitch of a roof.

To measure the roof pitch you ll need an 18 or 24 inch level a tape measure and a pencil. Enter any pitch or fraction of pitch to find angle. For example if you used a 24 inch level and your measurement was 12 inches the pitch in your roof is 6 in 12. For a simple gable roof the span wall to wall will be twice the size of the run wall to ridge horizontally.

Divide the results by the number of 12 inch segments in your level. First measure 12 inches from one end of the level and make a mark. How to measure roof pitch. Divide the slope by two to get the pitch.

Rafter rise run from the pythagorean theorem. Here are the steps to follow for the roof angle calculator. Finally enter the value of the rafter length and. Then enter the value of the run and choose the unit of measurement from the drop down menu.

If you do need to calculate the pitch an estimate or shortcut is usually more practical than measuring the roof s overall dimensions. Rise run pitch where pitch is expressed in percent. How to calculate roof pitch. Then in the attic place the end of the level against the bottom of a roof rafter and hold it perfectly level.

First enter the value of the rise and choose the unit of measurement from the drop down menu. This is our pitch calculator which will convert pitch to angle or angle to pitch for half degree roof slope calculations.