How To Work Out The Pitch Angle Of A Roof

Then mark height on vertical level to roof surface remove levels and measure marked height.

How to work out the pitch angle of a roof.

Rafter height width from pythagoras remember that at school so. Roofs having a lower pitch have a greater chance of creating water leaks as well as ice damming and so they require an intensive waterproofing system. The angle of your roof is calculated the same way you d work the angle of a right angled triangle. Enter length and height measurements and hit calculate to find roof pitch and angle.

Measure and mark length on horizontal level to vertical level. A steep roof usually sheds water quickly which is quite difficult to work on. If you prefer to work the angle out the traditional way without our handy calculator you can use the following equations to find the length of the rafter and the slope. Drag the slider to animate or with phone or tablet measure directly from roof surface.

Roof pitch is used to describe the slope or angle of the roof. The roof pitch angle greatly factors into the replacement cost of the roof. Roof pitch or slope is a measure of vertical rise to horizontal run expressed in inches per foot. 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.

The next step is to punch in 1 whatever your tangent is to find the angle of your roof pitch. A 12 12 pitch roof has a pitch angle of 45. The roof pitch is important in determining the appropriate installation method and how much roofing material will be needed. If you are trying to learn how to measure roof pitch calculations accurately you should really consider the importance of using a calculator.

If you are trying hard to work out how to figure roof pitch measurements the calculator takes away all of those problems for you more or less instantly. Divide the first part of the ratio by 12 to work out the pitch. To convert between american roofing ratios and pitch degrees follow these steps. What degree angle is a 12 12 pitch roof.

Find the inverse tangent of the pitch to find the angle in degrees.