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.

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 …

The roof pitch calculator calculates rise, run, slope, pitch, angle, and rafter length. Use the diagrams on this page when referring to the Input section and to interpret the calculated Results.

Jan 26, 2025 · The Rafter Length Calculator is a simple tool designed to help you accurately calculate the length of a rafter, roof angle, and slope factor for your roofing project.

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

Use this rafter length calculator to make sure you got your roof truss dimensions right.

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

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. …

Calculate precise rafter lengths and dimensions for any roof construction project with our comprehensive calculator.

Use the calculator below to determine rafter length. Easily move materials across solid or soft surfaces — these carts are constantly in use in our shop. Inquire for pricing and delivery: