Minimum Roof Pitch For Plain Concrete Tiles

13 mm hanging length.

Minimum roof pitch for plain concrete tiles.

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. 100 mm 115 mm. The international residential code irc specifies a minimum 4 12 pitch 4 inches of vertical rise for every 12 inches of horizontal run for a clay or concrete tile roof except that a pitch as low as 2 1 2 12 is allowed when two layers of underlayment are applied. 88 mm minimum gauge.

268 x 165 mm minimum pitch. Additionally there are some concrete tiles available that can be laid as low as 10 although these are not too commonly used. It has long been enshrined in our british standards for roofing that the minimum roof pitch for plain tiles is 35 degrees or 40 degrees for handmade clay tiles that do not fall into the geometric tolerances set manufacturing standards. 88 mm maximum gauge.

As a general rule 15 is the minimum pitch for concrete tiles which has decreased from the original recommended level of 20. When it comes to clay plain tiles some types of single camber tile can be used on roof pitches as low as 30 depending on the manufacturer but most single and double camber clay plain tiles can be used down to 35 pitches. 65 mm 35 mm. They have also been certified as excellent for bes 6001 which means that projects using these products can now achieve extra credits under breeam and hqm as well as an a rating in bre green guide.

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. Below 90 at 90 tile thickness. Our concrete interlocking roof tiles and concrete plain tiles are easy to lay thus ensuring you can keep your installation costs down. Ratios from that minimum up to 4 12 which are considered low pitch require double underlayment.

The limit for plain concrete tiles remains at the same level as you can see with the sandtoft plain concrete tile which is set at a minimum of 35. Interlocking concrete and clay tiles. 90 subject to fixing specification. Below 90 at 90 maximum headlap.

Linear cover of 1 tile. 165 mm covering capacity net 60 tiles m. Plain tile technical data size. The benefits of interlocking tiles allow for faster installation and lower purchasing and labour costs.