The fire rating of roof coverings is determined for all materials used in code-compliant housing, and is classified as Class A, B, C, or unrated. Class A provides the best fire resistance, and ...
Building experts tell Action News there are roughly 50 ways a fire can burn a house, and eliminating half or more can go a ...
Most asphalt shingles have a Class A fire resistance rating, which is the highest level of fire resistance. With a flame-retardant fiberglass core, these shingles provide excellent fire resistance.