How Do I Find Out My Roof Pitch

Make sure your have a 12 mark on your level.

How do i find out my roof pitch.

For more complex roofs you may need to calculate it section by. Rise run pitch where pitch is expressed in percent. Check the surface of the. How to measure roof pitch to measure the roof pitch you ll need an 18 or 24 inch level a tape measure and a pencil.

Also referred to as roof slope or roof slant so what does the 7 12 in the example to the right mean. Some levels have markings already and in this case you are ready. It is often compared to slope but is not exactly the same. On the roof hold the level perfectly level and measure the height from the roof to the level 12 inches away from where the level touches the surface this will be the rise.

Roof pitch calculator results explained slope the slope of a roof is represented as x 12 where x is the number of inches in rise for every 12 inches of run. The 7 means that the roof rises 7 for every 12 it runs. Roof pitch refers to the amount of rise a roof has compared to the horizontal measurement of the roof called the run. Take the measurement of the vertical.

For a roof with the ridge above one wall the span is the same as the run. Climb on the roof and measure. One method to find the pitch is to climb on the roof and measure the rise for a 12 run. The slope is the same as the pitch.

Take a measurement of 12 inches using a level. You ll need a level that is 12 or longer and a tape measure. In the united states a run of 12 inches 1 foot is used and pitch is measured as the rise of the roof over 12 inches. How to calculate roof pitch.

Roof pitch is the measurement of a roof s vertical rise divided by its horizontal run. Before taking any measurements you must first confirm that it s safe to walk on your roof. Position your level against the roof until the bubble of the vial sits between two lines. How to determine your roof pitch the easy way step 1.

This is very useful information for many purposes especially for roof framing the slope sometimes called pitch is calibrated on speed squares. Pitch tan angle where angle is the roof pitch expressed in degrees. First measure 12 inches from one end of the level and make a mark. For a simple gable roof the span wall to wall will be twice the size of the run wall to ridge horizontally.

Rafter rise run from the pythagorean theorem.