Fire Ratings, what do you know?
Most people don't know about fire ratings, its not something you think about, unless its kids pajamas. Right? Fire stop systems are typically categorized according through-penetration of flames temperature smoke Ratings according ASTM E814, (Originally called the "American Society for Testing Materials" in 1902, it became the "American Society for Testing and Materials" in 1961 before it changed its name to “ASTM International” in 2001 and added the tagline "Standards Worldwi
