Smoke leakage (S): Failure of this criterion shall have transpired If your flow charge in duct A in the course of the exam exceeds 10 m³ / (m² h), relevant to twenty °C and 1013 mbar, connected with The interior surface area region of the duct In the furnace. In https://ductworth-installation90122.blogchaat.com/36696018/the-greatest-guide-to-caswell-group