Scottish Slate Roof Construction

The specification on this slate speak for itself the slates conform tobs 12326 1 2014 w1 s1 t1 hold bs kitemark accreditation and are generally expected to outlive the life of a building when fixed in accordance withbs 5534 s r.

Scottish slate roof construction.

It s wise to inspect slate roofs regularly to spot potential problems as soon as they appear. This method was introduced for purely economic reasons. Supplied by siga slate in conjunction with welsh slate a new welsh blue grey slate siga 120 is being quarried to replicate the diminishing courses on the traditional scottish roof. Scottish slate is a long lasting roofing material and although slate roofs have a finite life a lifespan of up to or beyond 100 years is quite common.

Slate has been used for this purpose for centuries. For more information on what is considered a permitted development when adding to your roof read the scottish government s guidance on householder permitted development rights publication and go to section 4 42. Many traditional scottish buildings have roofs that are covered with local slate or stone. 82 2017 the clients are safe in the knowledge this roof will last for decades.

Full application and sitework details are given on pages 8 to 22. Recent research supports scottish slate s reputation as a long lasting material. Typically a scottish practice the roofing underlay is laid directly over a series of sarking boards fixed to the roof rafters with the roof slates nailed directly to the sarking boards. Often slate outlasts other elements of a building.

Overview the roof covering is a building s first line of defence against the weather. General guidance on the most important points to be considered is given below. It is particularly well known for its use as a roof covering on many traditional scottish buildings. A sealed roof system is achievable using a vapour permeable underlay such as monarperm 700 if a minimum 2mm gap can be guaranteed between the sarking boards which should be a minimum of 150mm wide.

Scottish slate roofs have a number of characteristics which make them well suited to both the local climate and the nature of the material produced by slate quarries in scotland. Many slates are in service for 150 years or more. Cwt y bugail quarry is currently producing a range of sizes varying in length from 400mm down to 300mm at 25mm intervals and in random widths.