It is often compared to slope but is not exactly the same.
Roof tiles for 15 degree pitch.
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.
Shingle roofs typically have a life span of 15 30 years while membrane roofs usually last 5 15 years.
Roof pitch is the measurement of a roof s vertical rise divided by its horizontal run.
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.
After finding out your roof pitch angles you can use the calculator to perform the calculations for you instead of doing them manually.
Down to 22 5 degree pitches smooth with a headlap of 75mm.
Low pitch roof tiles are specifically designed for roofs that pitch at an angle of 20 degrees or less.
The following roof tiles can be used on roofs with a pitch of no less than 15.
Down to 17 5 degree pitches smooth with a headlap of 100mm.
Eco slate is an environmentally friendly man made slate alternative that can be installed on any pitched roof from 10 to 90.
To convert between american roofing ratios and pitch degrees follow these steps.
We also provide a number of other low pitch concrete interlocking solutions such as the mendip and wessex tiles each able to perform at pitches of 15 degrees and our new mendip 12 5 can be used at an even lower pitch of 12 5.
Manufactured from 100 recycled materials eco slate is available in grey and old world red.
Marley mendip this tile can be laid to a minimum of 15 provided that the headlap is 100mm and you choose a smooth finish tile.
Where the minimum pitch for clay pantiles used to be 30 tiles like the redland cathedral pantile can be pitched as low as 22 5.
Although ceramic tile roofs are expensive they can have a life span of over 100 years.
This low pitch roof tile gives the appearance of slate without the cost or the high maintenance.
The specially crafted tiles are ideal for helping to protect the building divert rainwater and can be used on a variety of buildings such as houses conservatories garages park homes and more.
Find the inverse tangent of the pitch to find the angle in degrees.
They can also be used on low pitched roofs such as the sandtoft 20 20 tile which is a highly popular clay option that can be installed on pitches of 15.
What degree angle is a 12 12 pitch roof.
Tiles suitable for pitches as shallow as 15.
Divide the first part of the ratio by 12 to work out the pitch.
Granular coated tiles are only suitable for pitches above 17 5.
A 12 12 pitch roof has a pitch angle of 45.
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.