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Skillion Lean-to Roof Framing Calculator - With Running Setout Points - Metric


Wall Length Rafter Thickness
Wall Width Rafter Depth
Wall Thick Rafter Spacing
Wall Height Lower
Roof Angle

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Rafter Overhang Lower End Rafters Set-in
Rafter Overhang Upper Birdsmouth Seat
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Scale Share this Calculation
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Possible Alternate Equal Rafter Centres

Skillion roof framing calculator plan diagram with full dimensions


Running Rafters:
Mark-out
Angle

Birds-Mouth

Skillion roof rafter detail diagram with all dimensions and birds mouths

Scale
Skillion Lean-to roof profile diagram





DON'T BREATH THE DUST If you're cutting blocks, concrete, stone or ANYTHING and there's DUST - DON'T TAKE THE RISK
Don't cut it, or cut it wet so there's NO DUST - Silicosis Sucks
And if you're cutting wet, wear a mask - theres dust in the spray too!

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