Roof Pitch Identifier

Low slope roofs are from 0 to 3 12 in pitch.

Roof pitch identifier. The 7 means that the roof rises 7 for every 12 it runs. Our tool allows you to outline roofs identify roof features edges identify the pitch of each facet and add pins to roof attributes that will help you price your roofing project. The example to right shows 2 different ways to determine or calculate roof pitch also called roof slope. You may have also heard of organic roof shingles.

If asphalt shingles are to be installed on a low slope roof special steps are required to avoid short roof life and roof leaks. This johnson pitch and angle locator is made of black high impact plastic. Notes to the table above. With the use of this converter it will be easier for you to locate a 30 degree roof pitch 20 degree roof pitch 25 degree roof pitch or a 15 degree roof pitch.

This tool is for carpentry plumbing electrical or hvac work that requires accurate pitch or slope identification. It s ideal for identifying roof pitch stair slope or drainage angles. The fiberglass mat used in today s asphalt shingles used to be an organic felt mat consisting of wool cellulose wood fiber or waste paper. A device used to elevate gas pipes electrical conduit ductwork etc.

Example a the measurements are taken from on top of the roof. Roof pitch or slope is a measure of vertical rise to horizontal run expressed in inches per foot. A flanged enclosure made of sheet metal or other material placed around a penetration through the roof. Half of the scale is printed in 0 to 90 degrees in 2 quadrants.

Typically a parapet 24 inches or less above the roof surface. Reduce the need for on site visits. Asphalt roll roofing is still used today on residential roofs with a low roof pitch commercial buildings and outbuilding applications. Simply mark a level at 12 hold it perfectly level and measure from the roof surface to your 12 mark this.

The johnson level tool pitch and slope locator is designed for carpentry plumbing electrical or hvac work requiring accurate pitch or slope identification. Some sources consider low slope to include 3 12 pitch roofs. Above the drainage plane of the roof. A roof with a 6 rise for every 12 run has a 6 per foot or 6 in 12 pitch.

Intricate roofs have many parts that incorporate several of the basic roof designs such as a gable roof sitting atop a gambrel or variations of the gable valley roof design using one or a variety of different types of roof trusses also see our very detailed diagrams showing the different parts of a roof truss. Pitch is thus the ratio of the rise in inches to a 12 inch run and is often expressed using a semicolon for example 6 12. Typically a parapet greater than 24 inches above the roof surface. However if you to do the process using your own knowledge you can still convert pitch to degrees by dividing the rise and run and get its corresponding measurement.