Modern open spaces create a unique set of challenges when it comes to acoustics, particularly because many new buildings are designed with open plans, and open plenums. Fortunately, there are ...

Dirty filters, closed vents, or damaged branch ducts do not always cause airflow problems. In many homes, restrictions start near the heating and cooling equipment, where the supply and return plenums ...

Incorporating a plenum can have its design advantages, but corridors serving adjoining areas of health care occupancies are prohibited from being used for a portion of an air supply, air return, or ...

Though suspended ceilings (above, right) remain the most popular ceiling system option, facility managers report that 17% of their total building square footage still features an open plenum ...

An underfloor plenum is the open service distribution space between a structural concrete slab and the underside of a raised, or access, floor system (Figure 4.1a). As shown in the photo in Figure ...