Roof Rating System

Numbers can also be combined with a color rating as a visual indicator.

Roof rating system.

There are experienced inspection companies system suppliers and organizations that provide opinions on what ratings should be used for roofing inspections. A class a roof is ideal for fire protection and may be required by your building codes depending on your place of residence. A new rating tool roofpoint is designed to assess energy efficiency environmental impact longevity and other complex roofing issues that a comprehensive whole building system like leed may overlook. These tests may be conducted at ul inc fm global or any other certified testing laboratory.

How are roofs rated. 1 flame penetration through the roof covering into the attic space 2 flame spread over the surface of the roof covering and 3 the propensity for the roof covering to become dislodged and generate embers. A standard fire test is used to determine the fire rating of a roof covering. These ratings are presented below.

The cool roof rating council is a not for profit organization that validates the reflective and emissive properties of cool roof products. The shingles with the highest level of satisfaction appear first lower levels come later in the list. We have collected reviews on more than 30 different brands of roofing shingles. The cool roof rating council accepts test reports from approved testing laboratories and then compiles the information in an easily accessed database.

Your roof can have one of four fire ratings classifications. As you research shingles check our comprehensive ratings to see what the best roofing lines are. One principal aim of the guideline is addressing the need to certify existing buildings. There may be a number rating 1 10 1 100 or a naming standard good fair poor etc.

In short roofpoint is a voluntary guideline and roof rating system developed by ceir. This test evaluates the following performance criteria. Astm e108 defines fire test methods for roof coverings. Class a class b class c or unrated.

It is designed to evaluate both new and replacement roofs for commercial and institutional low slope buildings says craig silvertooth executive director of ceir. Roofing systems must meet or exceed building codes and insurance requirements.