When you walk into a store or some other commercial building and look up at the ceiling and see something that looks akin to a tic-tac-toe board, chances are you are looking at a suspended ceiling. It ...

Suspended ceilings hang from joists, which decreases headroom by at least a few inches. But the loss in ceiling height has two payoffs. It provides room for extra insulation — to deaden sound ...

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 ...