Smoke leakage (S): Failure of this criterion shall have transpired In the event the movement charge in duct A through the examination exceeds 10 m³ / (m² h), related to twenty °C and 1013 mbar, relevant to The interior surface area region with the duct Within the furnace. Understanding the https://simoncukzn.bloguerosa.com/35835370/fire-rated-ductworth-fundamentals-explained