Wendricks Rafter Calculator

The Wendricks Rafter Calculator is a powerful tool used in construction and carpentry to accurately calculate the measurements and angles needed to cut rafters for a roof. This tool is essential for ensuring that rafters are cut properly to provide structural integrity and support for the roof.

Wendricks Rafter Calculator

How Does the Wendricks Rafter Calculator Work?

The Wendricks Rafter Calculator uses a series of input parameters such as span, pitch, and run to calculate the length and angle of the rafter. By inputting these values into the calculator, it can quickly determine the exact measurements needed for cutting the rafter to fit the specific roof design.

Benefits of Using the Wendricks Rafter Calculator

Wendricks Rafter Calculator

One of the main benefits of using the Wendricks Rafter Calculator is accuracy. By using this tool, carpenters and construction professionals can ensure that rafters are cut to the precise measurements required for the roof design. This helps to prevent errors and ensures that the roof is structurally sound.

Another benefit of the Wendricks Rafter Calculator is efficiency. Rather than having to manually calculate rafter measurements, which can be time-consuming and prone to errors, the calculator provides instant results, saving time and labor on the job site.

How to Use the Wendricks Rafter Calculator

Using the Wendricks Rafter Calculator is simple. Start by entering the span, pitch, and run of the roof into the designated fields. The calculator will then generate the length and angle of the rafter, allowing you to cut it to the precise measurements needed for the roof.

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It is important to double-check the calculated measurements and angles before cutting the rafter to ensure accuracy. Once you have confirmed the calculations, you can proceed with cutting the rafter according to the provided specifications.

Tips for Using the Wendricks Rafter Calculator

Here are some tips to help you make the most of the Wendricks Rafter Calculator:

  • Double-check all input values to ensure accuracy
  • Make sure you are using the correct units (e.g. feet or meters)
  • Take the time to understand how the calculator works to avoid errors
  • Consult with a professional if you are unsure about any calculations


The Wendricks Rafter Calculator is a valuable tool for anyone working in construction or carpentry. By using this tool, you can ensure that rafters are cut accurately and efficiently, leading to a strong and stable roof structure. Whether you are a seasoned professional or a DIY enthusiast, the Wendricks Rafter Calculator can help you achieve professional results on your next roofing project.