roofs and roofing materials are rated for fire resistance. coverings include clay tiles, slate, asphalt glass fiber composition shingles, and concrete tiles. for example, shake roofing with a fire-retardant treatment rates class b on its own, but
better alternatives to cedar & asphalt - enviroshake
read enviroshake's article on roofing shingles & shakes, and learn about cedar is naturally combustible; it cannot be used in areas with a high risk of brush or forest fires. asphalt roofs are also not as durable as other roofing options.
fire-resistant roofing - composition roofing enough? use densdeck
we are leaning towards composition roofing rather than steel based on cost or possibly adding a non-combustible underlayment (densdeck? or any to overall fire resistance if the roofing material is already class a rated?
an asphalt shingle is a type of wall or roof shingle that uses asphalt for waterproofing. it is one asphalt shingles are an american invention first used in 1901, in general use in parts of america by 1911 and by . they also do not last as long or offer manufa