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.
Minimum pitch for barrel tile roof.
The interlocking technology used on the koramic 401 flemish pantile allows it to go a fraction lower at 22.
In general there is no maximum slope for tile roofs.
As 2049 roof tiles 20 testing.
Clay and concrete tile requires a minimum roof pitch of 2 1 2 12 or greater.
Concrete tile roofs are more economical with costs of 400 to 450 per square.
They provide excellent weather resistance great value and now more than ever a tremendous range of beautiful designs and color blends.
Concrete is long lasting with a minimum lifespan of 50 years depending on climate.
As 2050 installation of roof tiles 20.
The underlying roof provides all the necessary waterproofing.
As the pioneer of stone coated metal roofing decra products have withstood the test of time thanks to decades of innovation and an unwavering commitment to quality.
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.
The minimum roof slope allowed by code for any type of roof is in 12 applicable only to coal tar pitch roof systems.
Let us recap on the minimum roof pitch required for each type of roofing material.
This is offset though by the long life a tile roof will enjoy.
Proudly manufactured in the u s decra roofs are crafted with meticulous attention to durability and longevity.
Slate tiles are by far the most expensive with average costs running between 1 000 and 4 000 per square.
If you re looking for the best you re looking for a decra roof.
On slopes less than 3 1 2 12 roofing tile is considered decorative only.
Asphalt shingles require a minimum roof pitch of 2 12 or greater.
Clay tiles are colorfast which means their tints improve rather than fade over time.
The short simple answer is 2 12 has traditionally been considered the absolute minimum acceptable roof slope suitable for asphalt shingles.
The irc recommends a minimum pitch of 2 5 12 for these materials.
The following table provides the minimum required allowable roof slope for each type of roofing material mentioned in the code.
Asphalt shingles continue to be the most widely installed roof covering option in north america.
An average clay tile roof costs between 675 to 1400 per square 100 sf of roof area.
However on extremely steep roofs above 19 12 or on vertical applications wind currents may cause tiles to rattle.
Metal roof shingles require a minimum roof pitch of 3 12 or greater.