Description
Primary Focus: It provides essential instructions on how to use Swanson Speed Squares and Big 12 Speed Squares, focusing on the proprietary "One Number Method" for rapid roof and stairway layout.
Contents: It is packed with practical reference data, including comprehensive rafter length tables, easy-to-follow diagrams, and construction formulas to ensure accuracy on the job site.
Utility: Because of its small, pocket-sized format, it serves as an indispensable quick-reference tool for framing, ensuring that complex calculations for roof pitches and stair geometry are always close at hand.
Specifications
Swanson
