How To Read Roofing Square

Step 2 using the roofing square.

How to read roofing square.

The wider leg is called the blade and the narrower one the tongue. This is called the pivot. This edge keeps the rafter angle square from lying flat. Hold the square in one hand and examine it.

Retrieve your blueprint image by tapping load then selecting the source of the file i e your email dropbox etc. Open the app and select measure your roof. Step 1 work out the ratio of the roof. Find the lip edge.

Follow the lip and adjacent leg to where they form a 90 degree angle. Estimate the pitch of the roof. The manufacturer s name and logo is stamped on one side which is called the face. Select the blueprint you wish to measure.

The answer is the number of roofing squares for the roof. Use it as a straight edge. Because each 100 square feet of roof is one roofing square divide the total area from step 1 by 100. Select sketch my roof.

Step 3 template. A carpenter s framing square includes some tables stamped right into the tool itself. Here s a step by step guide to measuring with blueprints. How to use a framing square and its etched on tables to figure out roof slope rafter lengths.

Locate the hypotenuse running at a 45 degree angle from the legs. This article explains how to make quick use of a framing square and its imprinted data to get some basic roof measurement data like roof pitch or slope rafter lengths and end cuts. Before you can use the roofing square you need to work out the ratio of the roof pitch. How to properly use a roofing square.