Ul Class A Roof

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.

Ul class a roof.

Assembly rated class a roof coverings are those that meet class a standards when combined with other elements. Roofing materials are changing for the better becoming more and more advanced each year. All class 1 roof assemblies are class a roofs but not all class a roof systems meet the class 1 rating. Class a roof assemblies also include ferrous or copper shingles or sheets metal sheets and shingles clay or concrete roof tile or slate installed on noncombustible decks or ferrous copper or metal sheets installed without a roof deck on noncombustible framing.

Quick roof cement 3 tab green how doers get more done need help. It also serves as a key differentiator for products within the roofing market. This class for roof will qualify homeowners for a discount with most insurance companies. 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.

A stone coated steel roof costs about 2 1 2 times as much as a standard asphalt roof. Asphalt roof shingles roofing shingles architectural shingles class a roof shingles 4 in. Class a roof assemblies include minimum 16 oz sq.