How To Find Out My Roof Pitch

Let us show you how to accurately determine roof pitch using simple tools level and measuring.

How to find out my roof pitch.

To convert between american roofing ratios and pitch degrees follow these steps. Even if you want to use a flat roof pitch calculator system you will be able to find one. Marvel at your mathematical. To measure the roof pitch you ll need an 18 or 24 inch level a tape measure and a pencil.

Finding roof pitch isn t rocket science it s simple geometry. This will allow your project to carry the depth and detail in the roof that you wanted as well as make sure that it will maintain a sturdy and effective nature throughout. Here s an easy safe way to determine the pitch from inside your attic. For example if a roof has a pitch of 4 12 then for every 12 inches the building extends horizontally it rises 4 inches.

The roof pitch calculator is a convenient online tool you can use to quickly assess the pitch of your roof to determine the length of rafters you need. If you want to know how to find the pitch of a roof then start with a calculator. Some carpenters consider it more correct to use the term slope for the steepness and use pitch to describe the roof s overall dimensions. Roof pitch calculator results explained.

The pitch is commonly defined as the ratio of rise over run in the form of x 12. Another method to find the roof pitch is to go into the attic and measure the rise for a 12 run of the roof rafters which allows finding the pitch without going on the roof. The term pitch has two different meanings when it comes to roofs. 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 this is very useful information for many purposes especially for roof framing the slope sometimes called pitch is calibrated on speed squares.

A 12 12 pitch roof has a pitch angle of 45. Angle the angle of a roof is the same as the roof s slope except instead of being. Climb up on your roof. Place the end of your level the 0 inch point of your 12 marking against the roof surface.

Most people use it to mean the steepness of the roof. Divide the first part of the ratio by 12 to work out the pitch. Find the inverse tangent of the pitch to find the angle in degrees. Hold the level straight and level bubble centered and then measure the vertical distance down from the your 12 mark on the level down to the roof.

After finding out your roof pitch angles you can use the calculator to perform the calculations for you instead of doing them manually. How to measure roof pitch. This is the amount your roof inclines in a 1 foot span or the pitch. The rise is the height of the roof and the run is the horizontal span as pictured above.