IRWIN Rafter Square Reference Guide

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IRWIN Rafter Square can also be used as a Protractor, Saw Guide , and Tri & Miter SquareL querre de charpente IRWIN peut galement tre utilis e comme rapporteur d angle, Guide de scie et querre paulement et ongletLa escuadra IRWIN para vigas tambi n se puede emplear como protractor, gu a de sierra y como tri-escuadra de Rafter Square Reference Guide Complete Instruction Book and Rafter Length 20118935 NorthPointe Executive DriveHuntersville, NC 28078 - a de referencia IRWIN para escuadras de vigaManual de instrucciones completo y tabla de longitud de vigasGuide de r f rence pour l querre de charpente IRWIN Manuel d instructions complet et tableaux des longueurs de chevrons1IRWIN Rafter Square Reference GuIdeProfessional tradesmen use Rafter and Framing Squares to save time on roof construction projects.

The tables included in this reference guide are based on these two simple measurements. (See figure 3.) Rafter Run: The horizontal distance that the rafter will span, measured in feet Rafter Rise: The vertical distance between the highest and lowest point of the rafter, measured in feet Inch Rise: The rise measured

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