are specially designed and manufactured of certified materials according ”SOLAS” and “IMO”. These plenums extremely good attenuates the noise on large capacities - in high pressure HVAC systems. MPB are mainly used in public areas where large capacity of air is required (Lounges, Restaurants, Cinemas etc.) MPB plenum can be used for supply and extract air, intended to achieve a stable airflow into diffusers, airflow measurement and balancing. Special dampers has a readable K-value scale and can therefore be preadjusted before the final balancing. For more information, please contact This email address is being protected from spambots. You need JavaScript enabled to view it.