How To Tile A Low Pitch Roof

Low pitch roof slates.

How to tile a low pitch roof.

Conventional roofs are the easiest to construct and you can walk on them safely. They have a pitch ranging from 4 12 to 9 12. To calculate roof pitch take the lowest point of the roof and measure the amount of rise for every 12 inches of horizontal movement toward the highest point. Slopes above 19 12 are not recommended since tiles on very steep roofs can rattle.

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. All of our products are offered competitive prices. Debris can build up on the tiles. Clay or cement tiles can be used on a wide range of roof pitches.

With a low pitch roof you may find debris and dirt build which can look unsightly and potentially damage the roof and building structure over time if not removed. Manufactured from 100 recycled materials eco slate is available in grey and old world red. Ensure you use good quality materials and tiles with a uniform shape to reduce the risk of problems with water draining. Granular coated tiles are only suitable for pitches above 17 5.

A low pitched roof is easier to put up and maintain but may show very little of its material at ground level. For pitches of 2 5 12 up to 4 12 the roof requires double underlayment. These roofs have a pitch less than 4 12. 4 12 to 20 12 pitches.

This roof has a positive 4 12 roof 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. Eco slate is an environmentally friendly man made slate alternative that can be installed on any pitched roof from 10 to 90. For example a roof that rises 3 inches for every 12 inches has a pitch of 3 12.

The following roof tiles can be used on roofs with a pitch of no less than 15. 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. 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. Low pitched roofs are generally difficult to maintain and you need special materials to prevent leaks.

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.