Air flow duct insulation aids retain the operating temperature of HVAC programs and helps prevent Power reduction. Find out a lot more with ROCKWOOL alternatives. Smoke leakage (S): The duct shall not Have got a leakage exceeding 5 m³/h for each 1 m² of inner surface area region. This shall https://caswellgroup89901.csublogs.com/43611976/considerations-to-know-about-fire-resistant-ductworth-isntallers