Timber Skillion Roof Construction

Skillion roof rafter detail diagram with all dimensions and birds mouths scale.

Timber skillion roof construction.

This video shows the erection procedure for a skillion flat or monoslope monopitch roof. Post height must not exceed 2700mm from ground level. The term skillion can also be used for a smaller addition to an existing roof where keeping to the same slope roof pitch puts the skillion roof lower than the ceiling height of the main structure. The skillion roof is mostly about pragmatic domicile with bright lines and a contemporary.

This design is a particularly effective way to trap water which is a big advantage for houses where collecting rainwater is a priority. The roof structure is designed for no foot traffic. Skillion lean to roof profile diagram quest. Variations on the skillion roof include circular or oval shaped designs and the butterfly roof.

Skillion roofs are one of the simplest roof styles used in shed building. The design is for attachment to timber framed structures only. Timber is by far the most common material for house framing in australia. The attributes are significant than the standard smooth tents.

A skillion roof is made up of a single flat plane which slopes gradually from top to bottom. The design allows for attachment to metal or timber fascia only. Timber vs metal frames. The skillion roof is a distinctive roof consisting only one isolated unvarying surface.

Select and re calculate to display. A butterfly roof has two skillions which angle down towards the centre. Skillion designs incorporate gutter to all sides. The roof space is generally inaccessible with little natural ventilation and the small roof space can accelerate problems with moisture.

Select output fraction precision decimal inch or metric mm. In this case even though the main roof has a flat ceiling the skillion part will have a sloping ceiling line to maximise the ceiling height. Saltbox roofs look like skillion roofs but with an extra short slope opposite the long angled plane like an upside down check mark. In skillion roofs the roof cladding and ceiling run parallel typically within 300 mm of each other.

The main decision that needs to be made with erecting a roof is which material to use for its construction.