Ul Roof Ratings

E108 defines the following conditions.

Ul roof ratings.

These tests may be conducted at ul inc fm global or any other certified testing laboratory. Ul developed a test to rate the strength of roofing materials. It also serves as a key differentiator for products within the roofing market. Rolled roofing material membrane or coating is part of a tested system that meets the ul criteria.

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. Certification database ul product iq. Underwriters laboratories ul is a not for profit independent testing organization that was founded in 1894. 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.

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 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. Ul standards encompass ul s extensive safety research and scientific expertise. This test is called the ul 2218 impact rating.

Neglecting your roof can be a costly mistake. The presence of the ul logo merely shows that a product e g. Become a member or sign in. And access over 9 000 products and services rated.

This means it is imperative that the specifier consultant designer of record or contractor must use all the components in that rated system. Helpful documents and resources for usg s roof assemblies can be found on this page. A secure online source for increased visibility into your ul project files product information documents samples and services. For the most up to date fire resistance ratings refer to the ul online certifications directory ul p522.

Ul provides the knowledge and expertise to help consumers make informed decisions on products that affect their daily lives. Estimated range of acoustical performance is based on laboratory test data of similarly constructed assemblies.