Use the diagrams on this page as a reference when inputting rise and run and while interpreting the calculated results.
Roof truss angle finder.
Roof angle 1 1 5 2 2 5 3 3 5 4 4 5 5 5 5 6 6 5 7 7 5 8 8 5 9 9 5 10 10 5 11 11 5 12 12 5 13 13 5 14 14 15 5 15 5 16 16 5 17.
Simply set it on your roof or the underside of a rafter and read the gauge.
Rafter rise run 1 5 6 2 25 36 38 25rafter 38 25 6 18 m.
Pitch rise run 1 5 6 25.
The roof pitch calculator calculates slope pitch angle and rafter lengths based on input of rise m and run r.
This rafter truss calculator has a range of applications including being used as a wood truss calculator roof truss calculator roof rafter calculator scissor truss calculator or for roof framing.
The truss calculator will determine your roof trusses based on key inputs related to the pitch span and overhang of your roof.
Calculate the roof pitch as the proportion of rise and run.
This free online truss and roof calculator generates the axial forces and reactions of completely customisable 2d truss structures.
Recalculate this value into an angle.
Angle arctan pitch arctan 0 25 14.
This handy little tool is the easiest way to accurately find your roof pitch.