Smoke leakage (S): Failure of the criterion shall have transpired When the circulation amount in duct A in the course of the take a look at exceeds ten m³ / (m² h), associated with 20 °C and 1013 mbar, linked to The inner surface area on the duct inside the https://fireratedinsulationforduc78900.ttblogs.com/16651064/everything-about-fire-rated-ductworth