Detail Skillion Roof Framing Plan

Saltbox roofs look like skillion roofs but with an extra short slope opposite the long angled plane like an upside down check mark.

Detail skillion roof framing plan.

Skillion roofs are one of the simplest roof styles used in shed building. 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. If you plan to have eaves to protect the shed walls make sure you add the extra length when measuring the rafters. Roof is supported on the outer edge with a head beam and has an eave overhang.

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. A butterfly roof has two skillions which angle down towards the centre. Skillion roof framing calculator plan diagram with full dimensions. Mark out angle birds mouth.

Mark out angle birds mouth. Variations on the skillion roof include circular or oval shaped designs and the butterfly roof. A fair estimate for a skillion roof is anywhere from 6000 to 12 000 depending on various factors like the pitch and the materials used to build the roof. The skillion and shed style roofs are framed with a single slope 2 4 or 2 6 or thicker rafters spanning from the low wall to the high wall.

The framing of a basic gable roof is based on a right angle triangle and the various roof framing components fit the triangle. Skillion shed style roof framing. Roof is supported by a freestanding structure. A skillion roof is made up of a single flat plane which slopes gradually from top to bottom.

Skillion roofs are generally built upon rafters but cost considerably less than roofs that feature multiple slopes. Roof is supported on the outer edge with a gutter which is strengthened by a stiffener stud. Skillion and lean to roof framing plan. X structure 2 x x x x x x structure 3 x x structure 1 structure 2.

Skillion roof rafter detail diagram with all dimensions and birds mouths scale. Whats people lookup in this blog. 10 skillion construction guide skillion structures 1. The run or half the building span is the base of the triangle.

And the line length measurement from the roof peak to the building wall is the hypotenuse. Skillion lean to roof profile diagram quest. Skillion roof framing calculator plan diagram with full dimensions. This design is a particularly effective way to trap water which is a big advantage for houses where collecting rainwater is a priority.

The rise or height of the roof at its peak is the altitude of the triangle.