This area reduction however does not automatically lead to a cost reduction because lower pitches require larger slates and laps.
15 degree pitch roof slates.
The shallower the roof pitch the smaller the area of the roof slopes.
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.
Down to 17 5 degree pitches smooth with a headlap of 100mm.
Browse our range of low pitched roof tiles and slates that can be used at a maximum pitch of 15 degrees.
Eco slate is an environmentally friendly man made slate alternative that can be installed on any pitched roof from 10 to 90.
Edgemere interlocking slate is a large format concrete roof covering with a thin leading edge for a slate like appearance.
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.
It is particularly suitable to complex roof geometries down to 15.
Following the successful test results we are happy to advise specifiers and contractors that they can choose a siga natural slate roof as low as 15 degrees sheltered or moderate exposure and 17 5 degrees severe exposure if the slates are hook fixed with a 150mm lap.
All of our products are offered competitive prices.
Conclusions of the low pitch slate roof testing.
Eco slate tile is a 100 recycled and recyclable self bonding roof slate suitable for low pitched roofs uniquely as low as 10 degrees.
500mm long 100 per box 600mm long 100 per box 3mtr long 10 lengths per pack.
Eco slate recycled plastic slate grey box of 34 available for delivery across the uk.
Improves the ventilation of the roof through the slates when used with a breather membrane.
Marley eternit thrutone fibre cement roof slate.
Down to 22 5 degree pitches smooth with a headlap of 75mm.
We also provide a number of other low pitch concrete interlocking solutions such as the mendip and.
Roof pitch lap.
The full cost advantage can be taken by adjusting the lap to the minimum required for the pitch of the roof.
Cushions the slates and reduces breakage.
Eliminates the angle of creep and allows slates to be laid on a roof with a pitch as low as 12 degrees.
Low pitch roof slates.