Ul 790 Class A Roof

Ansi ul 790 standard test methods for fire tests of roof coverings eighth edition including revisions through july 29 2014 astm d2178 04 standard specification for asphalt glass felt used in roofing and waterproofing astm d3909 97b standard specification for asphalt roll roofing glass felt surfaced with.

Ul 790 class a roof.

Price high to low. Fire rating ul 790. Ul 790 class a assemblies home resources ul 790 class a assemblies. Class a roof assemblies shall be permitted for use in buildings or structures of all types of construction.

Ul 790 standard test methods for fire tests of roof coverings building integrated photovoltaics bipv products only. Ice and water shield. Spread of flame ul 790 burning brand testing ul 790 impact test ul 2218 intermittent flame testing ul 790 solar reflectance thermal emittance coating thickness astm c1549 and c1371 wind resistance astm d3161 wind uplift ul 1897 10x10 and 12x24 deck wind uplift ul 580. Coated steel or aluminum roofing panels.

Any ul classified type g1 g2 or g3 base ply sheet type 15 20 or 30 felt or ul classified prepared roofing accessory or gcp applied technologies inc. A roof is classified as a class a as the result of one test the external spread of flame test astme 108 or ul 790 standard. Ibc section 1505 requires that roof assemblies meet the ul 790 class a b or c fire performance based on the type of construction of the building on which they are utilized. Ul 790 evaluates the ability of the roof assembly to resist a simulated fire source originating from outside the building on which the roof coverings are installed.

This test standard and closely related standards such as underwriters laboratories ul 790 and uniform building code 15 2 is used to determine the ability of a roof system to hinder the horizontal spread or vertical penetration of an external fire source. Ul standard ul 790 edition 8 standard for standard test methods for fire tests of roof coverings edition date. A class 1 roof has undergone a series of tests that evaluate the entire roof assembly including the external spread of flame test utilized for the class a rating. April 22 2004 ansi approved.

View top sellers in. Fire tests of roof coverings building integrated photovoltaics products only standard. The fire test sections are part of the standard that can be completed by intertek and certified with the etl mark. Class a roof assemblies are those that are effective against severe fire test exposure.

Class a roof assemblies and roof coverings shall be listed and identified as class a by an approved testing agency.