Minimum Pitch For Interlocking Roof Tiles

Interlocking clay roof tiles.

Minimum pitch for interlocking roof tiles.

There is always a demand to add some finesse to the design of a roof which is what clay material adds in abundance. Best roof tiles for low pitch roofs. In support of design possibilities and to ensure maximum penetration protection the best roof tile to use on minimum pitch roofs is a boral roof tile. 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.

Nominal weight of roof tile fittings. 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. Interlocking tiles and slates where the roof slope exceeds 6 metres in length and or the site is rated to be in a severe exposure category. 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.

This minimum pitch is important if tiles are laid below the recommended minimum pitch there is an increased chance of water getting through which can damage the underlay and battens over a prolonged period. The interlocking technology used on the koramic 401 flemish pantile allows it to go a fraction lower at 22. There are a number of reasons why boral roof tiles are the best to use on minimum pitch roofs.