Divide the first part of the ratio by 12 to work out the pitch.
Roof tiles for 6 degree pitch.
Eco slate is an environmentally friendly man made slate alternative that can be installed on any pitched roof from 10 to 90.
Concrete tiles and slates for low roof pitches.
Find the inverse tangent of the pitch to find the angle in degrees.
Melodie clay single interlocking pantiles have a flexible gauge.
This low pitch roof tile gives the appearance of slate without the cost or the high maintenance.
Concrete clay roof tiles.
However if you to do the process using your own knowledge you can still convert pitch to degrees by dividing the rise and run and get its corresponding measurement.
Traditionally a minimum roof pitch of 20 was recommended in bs 5534 but modern tiles and slates have now been designed for applications as low as 15.
What degree angle is a 12 12 pitch roof.
Low pitch roof slates.
How roof pitch manifests itself in various roof types.
Manufactured from 100 recycled materials eco slate is available in grey and old world red.
A 12 12 pitch roof has a pitch angle of 45.
Pitch is the term used to describe the angle slope or slant of your roof.
Roof pitch designations are comprised of two numbers indicating a ratio.
For more information see our blog post on batten spacing for roof tiles.
It is uncommon to find a roof below 15 but for those very low pitch applications there are interlocking clay pantiles available suitable for use down to 12 5.
Cedar shakes shingles.
They can be used at pitches as low as 12 5 degrees with a headlap of 92mm with rafter lengths up to 6 metres.
12 pitch 45 degrees 11 pitch 42 5 degrees 10 pitch 40 degrees 9 pitch 37 degrees 8 pitch 33 75 degrees 7 pitch 30 5 degrees 6 pitch 26 5 degrees 5 pitch 22 5 degrees 4 pitch 18 5 degrees 3 pitch 14 degrees 2 pitch 9 5 degrees 1 pitch 4 5 degrees 0 pitch 0 degrees.
Or the colon can replace the slash as in 2 12 or 7 12.
To convert between american roofing ratios and pitch degrees follow these steps.
The ratio can be indicated by a division slash separating the numbers such as 2 12 or 7 12.