Use our rafter length calculator to see how long your rafters need to be when framing a roof or truss. Plus, learn the rafter length formula.

See Rafter Run to Outer Wall Calculator below. Lay Device on incline and hit Start Measuring to directly measure Pitch. Hit Speech to continuously speak angle. Use SHIFT + or Cursor Keys …

Roof pitch calculator - Use this calculator to calculate roof slope, roof pitch, and common rafter length.

How to Calculate the Length of a Rafter A rafter is a structural member that provides support for the roof sheathing and transfers the weight of the roof to the exterior walls of a building. …

This rafter length calculator determines the total length of a roof rafter based on the building width, overhang, ridgeboard thickness, and roof pitch. The tool accepts mixed number and decimal …

Find rafter length instantly with our free Roof Rafter Calculator. Accurate for any span, pitch, or overhang. Perfect for sheds, garages, and house roofs.

Quickly calculate roof rafter length, pitch, and rise with our accurate Rafter Calculator tool. Ideal for builders, DIYers & architects.

Perfect for builders, contractors, and DIY homeowners. Calculate exact rafter lengths for common rafters, hip rafters, and lean-to rafters with precise birdsmouth cuts and overhang calculations …

We automatically calculate your rafter length using precise geometric formulas based on your roof type and dimensions. Get accurate rafter measurements to ensure your roof construction is …

Rafter length calculator for determining roof rafter dimensions, spacing, and load capacity based on roof type and slope.