Ul Roof Ratings

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Ul roof ratings.

This test is called the ul 2218 impact rating. It also serves as a key differentiator for products within the roofing market. Helpful documents and resources for usg s roof assemblies can be found on this page. Estimated range of acoustical performance is based on laboratory test data of similarly constructed assemblies.

The test method and acceptance criteria in ansi ul 263 astm e119 fire tests of building construction and materials the ratings are expressed in hours and are applicable to floor ceilings roof ceilings beams columns walls and partitions. These tests may be conducted at ul inc fm global or any other certified testing laboratory. Refer to our roof ceiling assembly documents which includes ul fire rated roof assemblies for easy guidance through the assembly of a roof or ceiling on your next project. The average furnace temperature from which these ratings.

Rolled roofing material membrane or coating is part of a tested system that meets the ul criteria. The presence of the ul logo merely shows that a product e g. A secure online source for increased visibility into your ul project files product information documents samples and services. Ul standards encompass ul s extensive safety research and scientific expertise.

Underwriters laboratories ul is a not for profit independent testing organization that was founded in 1894. Ul developed a test to rate the strength of roofing materials. Neglecting your roof can be a costly mistake. The maximum flame spread is 6 feet for a class a rated roof 8 feet for class b and 13 feet for class c.

The ul certification mark on roofing products and assemblies is relied on by code enforcement officials and buyers to verify that your products and systems meet regulatory requirements. With over a century of experience in the development of more than 1 500 standards ul is an accredited standards developer in the us and canada. Over non combustible roof decks such as steel poured gypsum or concrete only the spread of flame on the top surface of the roof system is evaluated. Ul provides the knowledge and expertise to help consumers make informed decisions on products that affect their daily lives.

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