2 12 Roof Pitch Shed

Acceptable flat roof coverings include tin roof sheets and pre fabricated plastic sheets.

2 12 roof pitch shed.

Constructing a new shed roof at the desired pitch is as easy as knowing how to use a speed square. They provide excellent weather resistance great value and now more than ever a tremendous range of beautiful designs and color blends. That means the roof doesn t shed water as easily as steeper roofs which is why choosing the right type of roofing material is so important. The roof pitch is determined by the rise and run of the roof.

A 2 12 roof slope means your roof has 2 inches of vertical drop for every 12 inches of horizontal distance. Most roof s have a pitch in the 4 12 to 9 12 range. Therefore if your roof rises 4 inches over the course of 12 inches of horizontal run then your roof pitch is 4 12. Simply put it s a shallow roof.

This measurement is best done on a bare roof because curled up roofing shingles will impair your measurement. The shed roof pitch has two slopes and the window above eaves level allows additional light into the shed. A roof with a slope of 10 degrees 2 12 or less is generally considered a flat roof. An important factor to throw into a discussion about roof pitches is local planning rules and regulations.

The short simple answer is 2 12 has traditionally been considered the absolute minimum acceptable roof slope suitable for asphalt shingles. As stated in the. Lean to shed roof design designing a lean to shed so that it can work with either a low slope metal panel or a modified asphalt shingle installation is done by making the slope 2 in 12. A pitch over 9 12 is considered a steep slope roof between 2 12 and 4 12 is considered a low slope roof and less than 2 12 is considered a flat roof.

Both systems work and i have a table below that will help you to translate from one to the other. There are advantages and disadvantages to having a steep pitch versus a shallow or low pitch the most obvious of which is the roof s ability to shed or withstand. Asphalt shingles continue to be the most widely installed roof covering option in north america. Remember that pitch is calculated as the height or rise of a roof pitch over 12 inches of horizontal run.

You can always purchase a handy roof pitch and angle finder device to determine the roof slope. The picture below shows the pitch of a 7 12 roof slope meaning that for 12 of horizontal measurement roof run the vertical measurement roof rise is 7. The table below shows common roof pitches and the equivalent grade degrees and radians for each. This allow the builder to install either panel no matter what the choice of roofing material is.

A 4 12 pitch being 4 inches of vertical rise over one foot or 12 inches of horizontal run.