Two Side Slope Roof

So if your roof rises 4 inches for every 12 inches of horizontal length then the pitch of your roof is expressed as 4 12.

Two side slope roof.

If asphalt shingles are to be installed on a low slope roof special steps are required to avoid short roof life and roof leaks. The way pitch also known as roof slope is measured is rise over run. Roof pitch is the measurement of roof steepness. A hip roof has slopes on all four sides.

Position your level against the roof until the bubble of the vial sits between two lines. The result of joining two or more gabled roof sections together forming a t or l shape for the simplest forms or any number of more complex shapes. Before taking any measurements you must first confirm that it s safe to walk on your roof. Also known as pitched or peaked roof gable roofs are some of the most popular roofs in the us.

A gable roof with its end parapet walls below extended slightly upwards and shaped to resemble steps. See also roof pitch crow stepped corbie stepped stepped gable. Slopes greater than 18 12 are found on a frame roofs and some mansard style. In other words if a roof has a span of 4 meters and a rise of 2 meters the pitch would be 1 2 or one half of the pitch.

But most important is the roof pitch the angle or slope of the roof which can be expressed in fraction ratio or degrees and divides the rise by the span. A ratio is the most common way of expressing roof pitch or roof slope but degrees are also possible. The sides are all equal length and come together at the top to. Since it is half the span the angle of the roof would be 45 degrees.

Take a measurement of 12 inches using a level. A mansard roof also known as a french. See low slope roofing. Check the surface of the.

Some sources consider low slope to include 3 12 pitch roofs. A roof slope of 7 12 is also good and can provide the additional benefit of helping minimize the effects of wind driven rain.