Smoke leakage (S): Failure of this criterion shall have occurred Should the move amount in duct A over the take a look at exceeds 10 m³ / (m² h), associated with twenty °C and 1013 mbar, relevant to The inner floor area of the duct In the furnace. Retrieved 10 https://fire-rated-ductworth35566.rimmablog.com/35901916/the-basic-principles-of-fire-rated-ductworth