List of featured suppliers of VENTILATION DUCTING Fire Resistant Ducts BS 476:1987 Part 20 on Building Products Index
Ventilation ducting refers to the pipes or conduits that allow air to circulate throughout a building. Fire resistant ducts are ducts that have been designed and constructed to withstand the effects of fire, heat, and smoke, and to prevent the spread of fire from one part of a building to another. BS 476:1987 Part 20 is a British standard that sets out the fire test procedures and criteria for assessing the fire resistance of vent ducts and other building components. The standard specifies the testing methods for determining the fire resistance of ventilation ducts and provides guidelines on materials and design features that can help to reduce the risk of fire-related damage or loss.
