Minimum roof pitch18 with sarking and 20 without sarking.
Roof tile pitch guide.
295mm on 38mm x 38mm battens.
You can also estimate a roof pitch by eyeballing it from the ground from the gable side with a level and ruler.
In this respect plain roof tiles provide great flexibility as they can be used to suit almost any angle usually above 35.
After you have determined the distance between the first two battens measure the distance and set battens using that.
Set out nominal batten spacing.
Iii the maximum rafter length.
Mass nominal mass per tile.
Roof type roofing systems will function in different ways which is why they require attachments that are built to integrate with them.
3 2kg mass per sq m.
The style of a roof tile will not dictate the pitch it can be used for as this will depend on the actual design.
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.
V an appropriate tile installing system.
Usually they come in the form of a roof pitch diagram chart but other times it will be presented to you in a conversion format.
More horizontal and vertical lines may be snapped to ensure the roof slates will stay true and plumb throughout installation.
Iv the minimum headlap.
355mm it is good tiling practice to check the gauge of all kiln fired clay roof tiles at the site.
For many years 20 was recommended as the minimum pitch for clay tiles but this has decreased in the modern era down to 15.
Divide the results by the number of 12 inch segments in your level.
Use two tiles to determine the spacing required for the battens.
Anything lower than this angle is rare and although there are specific products that can go lower 15 is the most common minimum angle for clay tiles.
At the time of estimation the following information is to be.
Composition shingle and tile are most commonly used on residential roofs.
A minimum of a 3 inch overlap is required for the tiles.
In essence a roof pitch chart is provided as a rough guide usually by a roofing company to help you see what the average roof pitches tend to be.
Ii the need for sarking.
For example if you used a 24 inch level and your measurement was 12 inches the pitch in your roof is 6 in 12.
I the minimum pitch of the tiled roof.
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.
