A number of different codes and standards for thermal insulation are related to fire safety—ASTM E84, ASTM E136, ASTM E119, and UL 1790, as well as regulations about fire penetration seals, grease ducts, and so forth. It can seem a maze of confusing standards to those who do not spend much time dealing with fire safety. It makes one wonder whether there need to be so many, and whether there is overlap. What needs to be specified when one simply wants thermal insulation that will not catch on fire, release smoke and toxic fumes, and harm people?
Click here to read more about the details of fire hazard classifications.